satellite-imagery

Look up a DOI: full paper metadata (title, authors, journal, volume, issue, pages, year, publisher, funders, subjects), citation and reference counts, abstract, links and a ready APA citation. $0.01 per lookup.

The most-cited papers on a topic (Crossref citation counts), for literature reviews and finding the foundational work: title, authors, year, venue, DOI, citations, abstract. $0.02 per search.

Satellite images of any place on Earth for a given day since 2000: true color (MODIS Terra/Aqua, VIIRS), false color for burn scars and floods, and night lights, as ready JPEG URLs plus a Worldview link. Send "lat,lon" and optionally a date (YYYY-MM-DD) and area (e.g. 100km). $0.02 per call.

Bulk convert webpage to markdown: up to 20 urls in one call, processed concurrently, results returned in input order with a per-item error field and a count of failures. Same answer per item as the single /convert-webpage-to-markdown endpoint (Convert webpage to markdown). Batch enrichment for agents that hold a list. $0.10 per batch.

Convert webpage to markdown: fetch any URL and return clean Markdown for LLMs and agents, with title, meta description, headings outline, word count, links and images. Navigation, ads, scripts and boilerplate are stripped, keeping the main article content. No API key. $0.01 per page.

Public holidays in Austria for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Austria without an API key. $0.01 per year.

Public holidays in Switzerland for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Switzerland without an API key. $0.01 per year.

Public holidays in Germany for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Germany without an API key. $0.01 per year.

Public holidays in Denmark for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Denmark without an API key. $0.01 per year.

Public holidays in Spain for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Spain without an API key. $0.01 per year.

Public holidays in Finland for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Finland without an API key. $0.01 per year.

Public holidays in United Kingdom for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for United Kingdom without an API key. $0.01 per year.

Public holidays in Ireland for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Ireland without an API key. $0.01 per year.

Public holidays in Italy for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Italy without an API key. $0.01 per year.

Public holidays in Netherlands for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Netherlands without an API key. $0.01 per year.

Public holidays in New Zealand for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for New Zealand without an API key. $0.01 per year.

Public holidays in Poland for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Poland without an API key. $0.01 per year.

Public holidays in Sweden for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Sweden without an API key. $0.01 per year.

Public holidays in United States for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for United States without an API key. $0.01 per year.

Decode JWT: paste a JSON Web Token and get the decoded header, payload claims, human-readable iat/exp/nbf times, expired or not-yet-valid status, seconds until expiry and security warnings such as alg=none. No signature verification, nothing stored. $0.01 per token.

Free Biography & Autobiography audiobooks: public-domain recordings in LibriVox's "Biography & Autobiography" genre (873 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Children's Fiction audiobooks: public-domain recordings in LibriVox's "Children's Fiction" genre (626 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Christianity - Other audiobooks: public-domain recordings in LibriVox's "Christianity - Other" genre (667 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Crime & Mystery Fiction audiobooks: public-domain recordings in LibriVox's "Crime & Mystery Fiction" genre (474 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free General Fiction audiobooks: public-domain recordings in LibriVox's "General Fiction" genre (1166 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Historical Fiction audiobooks: public-domain recordings in LibriVox's "Historical Fiction" genre (916 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free History audiobooks: public-domain recordings in LibriVox's "History" genre (553 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Horror & Supernatural Fiction audiobooks: public-domain recordings in LibriVox's "Horror & Supernatural Fiction" genre (526 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Humorous Fiction audiobooks: public-domain recordings in LibriVox's "Humorous Fiction" genre (648 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Literary Fiction audiobooks: public-domain recordings in LibriVox's "Literary Fiction" genre (701 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Myths, Legends & Fairy Tales audiobooks: public-domain recordings in LibriVox's "Myths, Legends & Fairy Tales" genre (1027 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Poetry audiobooks: public-domain recordings in LibriVox's "Poetry" genre (1688 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Romance audiobooks: public-domain recordings in LibriVox's "Romance" genre (914 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Short Stories audiobooks: public-domain recordings in LibriVox's "Short Stories" genre (915 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Single author audiobooks: public-domain recordings in LibriVox's "Single author" genre (556 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free War & Military audiobooks: public-domain recordings in LibriVox's "War & Military" genre (430 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free films of the 1900s: public-domain and free-licensed feature films, shorts, newsreels and archival footage released 1900-1909, from Internet Archive, most downloaded first, each with year, creator, rights status and the download directory. Add words to narrow. Re-verified daily. $0.01 per page of 20.

Free films of the 1910s: public-domain and free-licensed feature films, shorts, newsreels and archival footage released 1910-1919, from Internet Archive, most downloaded first, each with year, creator, rights status and the download directory. Add words to narrow. Re-verified daily. $0.01 per page of 20.

Free films of the 1920s: public-domain and free-licensed feature films, shorts, newsreels and archival footage released 1920-1929, from Internet Archive, most downloaded first, each with year, creator, rights status and the download directory. Add words to narrow. Re-verified daily. $0.01 per page of 20.

Free films of the 1940s: public-domain and free-licensed feature films, shorts, newsreels and archival footage released 1940-1949, from Internet Archive, most downloaded first, each with year, creator, rights status and the download directory. Add words to narrow. Re-verified daily. $0.01 per page of 20.

Free films of the 1950s: public-domain and free-licensed feature films, shorts, newsreels and archival footage released 1950-1959, from Internet Archive, most downloaded first, each with year, creator, rights status and the download directory. Add words to narrow. Re-verified daily. $0.01 per page of 20.

Free films of the 1960s: public-domain and free-licensed feature films, shorts, newsreels and archival footage released 1960-1969, from Internet Archive, most downloaded first, each with year, creator, rights status and the download directory. Add words to narrow. Re-verified daily. $0.01 per page of 20.

Free books in Catalan: public-domain and free-licensed Catalan-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Catalan titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Irish: public-domain and free-licensed Irish-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Irish titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Hindi: public-domain and free-licensed Hindi-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Hindi titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Korean: public-domain and free-licensed Korean-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Korean titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Ukrainian: public-domain and free-licensed Ukrainian-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Ukrainian titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Chinese: public-domain and free-licensed Chinese-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Chinese titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Newest arXiv preprints on any topic, newest first: title, authors, categories, abstract, PDF link, published date. Track fresh AI, physics, math and CS research daily. $0.02 per search.

Scholarly paper search for research agents: journal articles, conference papers and preprints from Crossref (150M+ works) and arXiv in one call, deduplicated. Title, authors, year, venue, DOI, citation count, abstract, PDF/full-text links. $0.02 per search.

Change watch for convert webpage to markdown: runs the check and compares it with the result from your previous call for the same url (kept 90 days), returning the current answer, changed true/false, exactly which fields changed with before/after values, and when it was last seen. Call it on a schedule to be told when convert webpage to markdown changes. $0.02 per check.

Change watch for subdomain finder: runs the check and compares it with the result from your previous call for the same domain (kept 90 days), returning the current answer, changed true/false, exactly which fields changed with before/after values, and when it was last seen. Call it on a schedule to be told when subdomain finder from certificate-transparency logs changes. $0.02 per check.

Bulk contact email finder: up to 20 domains in one call, processed concurrently, results returned in input order with a per-item error field and a count of failures. Same answer per item as the single /contact-emails endpoint (Find public contact email addresses on a company's homepage). Batch enrichment for agents that hold a list. $0.10 per batch.

Bulk domain trust score: up to 10 domains in one $0.01 call, each with the 0-100 established/legitimacy score, top reasons, domain age, mail and HTTPS presence. Rank or filter a list of domains for fraud screening and lead scoring at a tenth of the per-domain price.

Bulk email verification: up to 20 addresses in one $0.01 call. For each: syntax, MX presence, disposable and role-address flags, free-provider flag, mail provider and a deliverable verdict with reason, plus a summary count. Email list cleaning at a twentieth of the per-address price.

Bulk price on page: up to 20 urls in one call, processed concurrently, results returned in input order with a per-item error field and a count of failures. Same answer per item as the single /price-on-page endpoint (Price on a page). Batch enrichment for agents that hold a list. $0.10 per batch.

Bulk URL status check: up to 20 URLs in one $0.01 call. For each: up or down, HTTP status, latency, redirect count and final URL, with up/down totals. Dead-link checking and multi-site monitoring at a twentieth of the per-URL price.

Bulk WHOIS/RDAP lookup: up to 10 domains in one $0.01 call, each with registrar, registration date, expiry date, nameservers and domain age in days. Batch due diligence and expiry monitoring at a tenth of the per-domain price.

Find public contact email addresses on a company's homepage (info@, sales@, support@...) together with the domain's mail provider and whether it accepts mail (MX). Returns only addresses the site itself publishes. Lead generation and outreach research from a domain. $0.01 per site.

Crypto price lookup: current USD price of bitcoin, ethereum, solana, USDC and other major coins by name or symbol, with 24-hour change, high, low and volume from Coinbase public market data (CoinGecko fallback). Live cryptocurrency price for agents, no API key. $0.01 per lookup.

Current air quality for a place: PM2.5, PM10, ozone, nitrogen dioxide, sulphur dioxide, carbon monoxide, US AQI and European AQI with a plain-language category. Free Open-Meteo air-quality data. $0.01 per lookup.

Base64 encode/decode with auto-detection: valid base64 input is decoded (UTF-8), anything else is encoded; force with 'encode:' or 'decode:'. Also returns URL-safe base64 and hex. $0.01 per call.

Book lookup by ISBN: title, authors, publish date, publisher, page count, subjects, cover image and Open Library link, from the free Open Library API. Cataloguing and citation data. $0.01 per lookup.

Book search across Open Library: up to 10 results with title, authors, first publish year, edition count, ISBNs and cover. Find the right edition or reading list fast. $0.01 per search.

Colour converter: hex, RGB, HSL, CMYK and the nearest CSS colour name, plus WCAG contrast ratios against white and black, luminance, and a complementary colour. Design and accessibility helper. $0.01 per colour.

Currency conversion at the latest ECB rate: '100 USD to EUR' returns the converted amount, the rate used and its date. Also accepts 'usd eur 100'. Free frankfurter.app data. $0.01 per conversion.

Country facts: official name, ISO codes, capital, region, population, area, currencies, languages, calling code, top-level domain, timezones, neighbours and flag, from the free REST Countries API. $0.01 per lookup.

Cron expression explained in plain English with the next 5 run times (UTC): validates the 5-field syntax, expands ranges, steps and names (mon-fri, jan-dec). Debug schedules before deploying them. $0.01 per expression.

Cryptocurrency price: current USD price, 24h change, market cap and 24h volume for a coin by id or symbol (bitcoin, ethereum, solana, usdc and 100+ others) from CoinGecko's free API. $0.01 per lookup.

CSV to JSON: parses quoted fields and embedded newlines, uses the first row as headers, converts numeric and boolean cells, and returns an array of objects plus the columns and row count. $0.01 per call.

Latest exchange rates for a base currency against 30 major currencies from the European Central Bank (via frankfurter.app, free), with the rate date. Reliable daily FX for pricing and reporting. $0.01 per call.

Historical exchange rates: the ECB rate between two currencies on a given date, or a daily series over a date range (up to a year), with min, max and average. Backtesting, invoicing and reporting. $0.01 per query.

Date parser: turns ISO dates, numeric dates, month names and simple relative phrases ('tomorrow', 'in 3 days', 'next friday 3pm', 'last month') into ISO 8601 UTC, Unix time, weekday, ISO week, day of year and a relative description. $0.01 per parse.

Deduplicate lines: unique lines in original order (case-sensitive), plus a case-insensitive count and the duplicates found. Clean lists before processing. $0.01 per call.

Country calling code: the international dial prefix for a country by name or ISO code, with the ISO codes and an example E.164 format. Phone formatting and validation helper. $0.01 per lookup.

Line-level text diff: which lines were added, removed or kept between two texts, with a unified-style listing, similarity ratio and counts. Compare document versions or agent outputs. $0.01 per call.

Docker Hub image info: description, pull count, star count, last updated, and the 10 most recent tags with sizes and dates, from Docker Hub's public API. Container supply-chain research. $0.01 per image.

Crypto to fiat conversion: '0.5 btc to usd' or '1000 usdc to eur' at the current CoinGecko price, returning the value, rate and time. Supports USD, EUR, GBP, CAD, JPY and other major fiats. $0.01 per conversion.

7-day daily weather forecast for a place: high and low temperature, precipitation sum and probability, max wind, sunrise/sunset and condition per day, with the resolved location. Free Open-Meteo data. $0.01 per lookup.

7-day weather forecast for Amsterdam: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Amsterdam without an API key. $0.01 per call.

7-day weather forecast for Auckland: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Auckland without an API key. $0.01 per call.

7-day weather forecast for Bangkok: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Bangkok without an API key. $0.01 per call.

7-day weather forecast for Berlin: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Berlin without an API key. $0.01 per call.

7-day weather forecast for Boston: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Boston without an API key. $0.01 per call.

7-day weather forecast for Buenos Aires: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Buenos Aires without an API key. $0.01 per call.

7-day weather forecast for Calgary: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Calgary without an API key. $0.01 per call.

7-day weather forecast for Cape Town: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Cape Town without an API key. $0.01 per call.

7-day weather forecast for Chicago: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Chicago without an API key. $0.01 per call.

7-day weather forecast for Denver: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Denver without an API key. $0.01 per call.

7-day weather forecast for Dubai: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Dubai without an API key. $0.01 per call.

7-day weather forecast for Dublin: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Dublin without an API key. $0.01 per call.

7-day weather forecast for Hong Kong: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Hong Kong without an API key. $0.01 per call.

7-day weather forecast for Houston: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Houston without an API key. $0.01 per call.

7-day weather forecast for Istanbul: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Istanbul without an API key. $0.01 per call.

7-day weather forecast for Lisbon: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Lisbon without an API key. $0.01 per call.

7-day weather forecast for London: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for London without an API key. $0.01 per call.

7-day weather forecast for Los Angeles: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Los Angeles without an API key. $0.01 per call.

7-day weather forecast for Madrid: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Madrid without an API key. $0.01 per call.

7-day weather forecast for Melbourne: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Melbourne without an API key. $0.01 per call.

7-day weather forecast for Mexico City: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Mexico City without an API key. $0.01 per call.

7-day weather forecast for Miami: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Miami without an API key. $0.01 per call.

7-day weather forecast for Montreal: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Montreal without an API key. $0.01 per call.

7-day weather forecast for Mumbai: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Mumbai without an API key. $0.01 per call.

7-day weather forecast for New York: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for New York without an API key. $0.01 per call.

7-day weather forecast for Ottawa: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Ottawa without an API key. $0.01 per call.

7-day weather forecast for Paris: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Paris without an API key. $0.01 per call.

7-day weather forecast for Rome: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Rome without an API key. $0.01 per call.

7-day weather forecast for San Francisco: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for San Francisco without an API key. $0.01 per call.

7-day weather forecast for Sao Paulo: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Sao Paulo without an API key. $0.01 per call.

7-day weather forecast for Seattle: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Seattle without an API key. $0.01 per call.

7-day weather forecast for Seoul: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Seoul without an API key. $0.01 per call.

7-day weather forecast for Singapore: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Singapore without an API key. $0.01 per call.

7-day weather forecast for Stockholm: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Stockholm without an API key. $0.01 per call.

7-day weather forecast for Sydney: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Sydney without an API key. $0.01 per call.

7-day weather forecast for Tokyo: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Tokyo without an API key. $0.01 per call.

7-day weather forecast for Toronto: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Toronto without an API key. $0.01 per call.

7-day weather forecast for Vancouver: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Vancouver without an API key. $0.01 per call.

7-day weather forecast for Washington: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Washington without an API key. $0.01 per call.

7-day weather forecast for Zurich: daily highs, lows, precipitation probability and totals, wind and conditions, plus hourly detail for today, from Open-Meteo. Trip planning and scheduling for Zurich without an API key. $0.01 per call.

Place name to coordinates: latitude, longitude, country, region, timezone, population and elevation for a city or place, with up to 5 alternative matches. Free Open-Meteo geocoding. $0.01 per lookup.

GitHub repository info: description, stars, forks, open issues, primary language, license, default branch, topics, created/updated/pushed dates, archived flag and homepage, from the public GitHub API (no token; rate-limited). $0.01 per repo.

Text hashes: SHA-256, SHA-1, SHA-512 and SHA-384 hex digests of the exact text you send (UTF-8), plus its byte length. Deduplication keys, integrity checks and fingerprints. $0.01 per call.

Hacker News search (Algolia): top 15 stories and comments matching a phrase, with points, comment counts, author, date and links, sorted by relevance. Find prior discussion of any topic or product. $0.01 per search.

Hacker News front page: the top N stories with title, URL, score, author, comment count and age, from the official free HN API. A tech-news pulse for agents. $0.01 per call.

Public holidays for a country and year: date, local and English name, whether it is nationwide, and counties where regional, from the free Nager.Date API (100+ countries). Scheduling and SLA calculations. $0.01 per query.

Public holidays in Argentina for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Argentina without an API key. $0.01 per year.

Public holidays in Australia for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Australia without an API key. $0.01 per year.

Public holidays in Belgium for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Belgium without an API key. $0.01 per year.

Public holidays in Brazil for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Brazil without an API key. $0.01 per year.

Public holidays in Canada for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Canada without an API key. $0.01 per year.

Public holidays in Chile for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Chile without an API key. $0.01 per year.

Public holidays in Colombia for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Colombia without an API key. $0.01 per year.

Public holidays in Czechia for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Czechia without an API key. $0.01 per year.

Public holidays in France for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for France without an API key. $0.01 per year.

Public holidays in Greece for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Greece without an API key. $0.01 per year.

Public holidays in Hungary for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Hungary without an API key. $0.01 per year.

Public holidays in Iceland for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Iceland without an API key. $0.01 per year.

Public holidays in Japan for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Japan without an API key. $0.01 per year.

Public holidays in Kenya for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Kenya without an API key. $0.01 per year.

Public holidays in South Korea for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for South Korea without an API key. $0.01 per year.

Public holidays in Mexico for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Mexico without an API key. $0.01 per year.

Public holidays in Nigeria for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Nigeria without an API key. $0.01 per year.

Public holidays in Norway for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Norway without an API key. $0.01 per year.

Public holidays in Portugal for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Portugal without an API key. $0.01 per year.

Public holidays in Romania for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Romania without an API key. $0.01 per year.

Public holidays in Singapore for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Singapore without an API key. $0.01 per year.

Public holidays in Turkey for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Turkey without an API key. $0.01 per year.

Public holidays in Ukraine for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for Ukraine without an API key. $0.01 per year.

Public holidays in South Africa for a given year: every national and regional public holiday with date, local and English names, whether it is nationwide or which regions observe it, and the weekday, from the Nager.Date public holiday dataset. Business-day and scheduling checks for South Africa without an API key. $0.01 per year.

HTML to plain text: strips tags, scripts and styles, decodes entities, keeps paragraph and line breaks, and returns word count. Clean up scraped or generated HTML. $0.01 per call.

HTTP status code explained: the standard reason phrase, what it means and what a client should do, for every common code, or the full list for a class like '4xx'. $0.01 per lookup.

IBAN validation: mod-97 checksum, country, expected length, bank/branch code split and a formatted version. Payment-form validation without a banking API. $0.01 per check.

Is a date a public holiday in a country? Returns yes/no with the holiday name, whether it is a weekend, and the next public holiday after that date. Business-day logic for agents. $0.01 per check.

JSON to CSV: converts an array of objects (nested keys flattened with dots, arrays joined) into RFC-4180 CSV with a header row, returning the CSV text, row and column counts and the columns detected. $0.01 per call.

JSON validator and formatter: parses the text, reports the error with position if invalid, otherwise returns pretty-printed and minified versions, the top-level type, key count, depth and size. Fix agent-generated JSON fast. $0.01 per call.

Keyword extraction from text: the top terms and bigrams by frequency with stopwords removed. Tag, route or index agent-generated content. $0.01 per call.

Language detection for text you send: one of 12 European languages plus Japanese, Chinese, Korean, Arabic and Russian by script, with a confidence score. Route text to the right model or translator. $0.01 per call.

Placeholder text generator: lorem ipsum by word count, sentence count or paragraph count, deterministic-free and safe to paste into mockups and tests. $0.01 per call.

Payment card number check: Luhn checksum, card brand from the prefix (Visa, Mastercard, Amex, Discover, JCB, Diners, UnionPay), length validity and masked form. Nothing is stored. Form validation for checkout flows. $0.01 per check.

Markdown to HTML: headings, paragraphs, bold/italic, inline code and fenced code blocks, links, images, bullet and numbered lists, blockquotes and rules, with HTML escaped for safety. Render agent output for the web. $0.01 per call.

MIME type lookup both ways: extension or filename to content type, or content type to extensions, for 80 common web, image, audio, video, font, document and archive formats, with a category. $0.01 per lookup.

npm package info: latest version and publish date, description, license, homepage, repository, dependency count, weekly downloads, maintainers and total versions, from the public npm registry. Dependency research for agents and CI. $0.01 per package.

npm download counts for a package: last day, week and month totals plus a 30-day daily series, from the public npm downloads API. Popularity and trend signals for dependency decisions. $0.01 per package.

Number to English words: integers up to quadrillions, decimals ('point eight nine'), negative numbers, plus a currency-style form ('one million two hundred… dollars and 89 cents'), ordinal form and digit grouping. $0.01 per call.

oEmbed lookup for a media URL: title, author, provider, thumbnail, dimensions and embed HTML for YouTube, Vimeo, TikTok, SoundCloud, Spotify, Flickr, Bluesky, Reddit and any site that advertises an oEmbed endpoint. $0.01 per URL.

Password strength estimate: entropy in bits, character classes used, length, common-pattern penalties (dictionary words, sequences, repeats, dates), an estimated crack time at 10 billion guesses per second and a verdict. Nothing is stored or logged. $0.01 per check.

Phone number parser: E.164 normalisation, detected country from the calling code, national number, a plausibility check on length, and a display format. Handles 50 country codes. Contact data cleanup. $0.01 per number.

Podcast feed parser: show title, author, artwork, categories and up to 50 episodes with title, date, duration, audio URL, size and description. Build podcast tools without wrangling RSS. $0.01 per feed.

Postal / ZIP code format check: the expected pattern and an example for 30 countries, and whether a given code matches it. Address validation without an address API. $0.01 per check.

PyPI package info: latest version and upload date, summary, license, homepage and project URLs, Python requirement, runtime dependencies count, number of releases and wheel availability, from PyPI's JSON API. $0.01 per package.

AUD to USD exchange rate and conversion: converts an amount of AUD into USD at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. AUD/USD pricing for invoices, checkout and reporting, no API key. $0.01 per call.

CAD to EUR exchange rate and conversion: converts an amount of CAD into EUR at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. CAD/EUR pricing for invoices, checkout and reporting, no API key. $0.01 per call.

CAD to GBP exchange rate and conversion: converts an amount of CAD into GBP at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. CAD/GBP pricing for invoices, checkout and reporting, no API key. $0.01 per call.

CAD to USD exchange rate and conversion: converts an amount of CAD into USD at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. CAD/USD pricing for invoices, checkout and reporting, no API key. $0.01 per call.

CHF to EUR exchange rate and conversion: converts an amount of CHF into EUR at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. CHF/EUR pricing for invoices, checkout and reporting, no API key. $0.01 per call.

EUR to CAD exchange rate and conversion: converts an amount of EUR into CAD at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. EUR/CAD pricing for invoices, checkout and reporting, no API key. $0.01 per call.

EUR to CHF exchange rate and conversion: converts an amount of EUR into CHF at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. EUR/CHF pricing for invoices, checkout and reporting, no API key. $0.01 per call.

EUR to GBP exchange rate and conversion: converts an amount of EUR into GBP at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. EUR/GBP pricing for invoices, checkout and reporting, no API key. $0.01 per call.

EUR to JPY exchange rate and conversion: converts an amount of EUR into JPY at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. EUR/JPY pricing for invoices, checkout and reporting, no API key. $0.01 per call.

EUR to USD exchange rate and conversion: converts an amount of EUR into USD at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. EUR/USD pricing for invoices, checkout and reporting, no API key. $0.01 per call.

GBP to EUR exchange rate and conversion: converts an amount of GBP into EUR at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. GBP/EUR pricing for invoices, checkout and reporting, no API key. $0.01 per call.

GBP to USD exchange rate and conversion: converts an amount of GBP into USD at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. GBP/USD pricing for invoices, checkout and reporting, no API key. $0.01 per call.

JPY to USD exchange rate and conversion: converts an amount of JPY into USD at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. JPY/USD pricing for invoices, checkout and reporting, no API key. $0.01 per call.

NOK to EUR exchange rate and conversion: converts an amount of NOK into EUR at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. NOK/EUR pricing for invoices, checkout and reporting, no API key. $0.01 per call.

NZD to USD exchange rate and conversion: converts an amount of NZD into USD at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. NZD/USD pricing for invoices, checkout and reporting, no API key. $0.01 per call.

PLN to EUR exchange rate and conversion: converts an amount of PLN into EUR at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. PLN/EUR pricing for invoices, checkout and reporting, no API key. $0.01 per call.

SEK to EUR exchange rate and conversion: converts an amount of SEK into EUR at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. SEK/EUR pricing for invoices, checkout and reporting, no API key. $0.01 per call.

SGD to USD exchange rate and conversion: converts an amount of SGD into USD at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. SGD/USD pricing for invoices, checkout and reporting, no API key. $0.01 per call.

TRY to USD exchange rate and conversion: converts an amount of TRY into USD at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. TRY/USD pricing for invoices, checkout and reporting, no API key. $0.01 per call.

USD to AUD exchange rate and conversion: converts an amount of USD into AUD at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. USD/AUD pricing for invoices, checkout and reporting, no API key. $0.01 per call.

USD to BRL exchange rate and conversion: converts an amount of USD into BRL at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. USD/BRL pricing for invoices, checkout and reporting, no API key. $0.01 per call.

USD to CAD exchange rate and conversion: converts an amount of USD into CAD at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. USD/CAD pricing for invoices, checkout and reporting, no API key. $0.01 per call.

USD to CHF exchange rate and conversion: converts an amount of USD into CHF at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. USD/CHF pricing for invoices, checkout and reporting, no API key. $0.01 per call.

USD to CNY exchange rate and conversion: converts an amount of USD into CNY at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. USD/CNY pricing for invoices, checkout and reporting, no API key. $0.01 per call.

USD to EUR exchange rate and conversion: converts an amount of USD into EUR at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. USD/EUR pricing for invoices, checkout and reporting, no API key. $0.01 per call.

USD to GBP exchange rate and conversion: converts an amount of USD into GBP at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. USD/GBP pricing for invoices, checkout and reporting, no API key. $0.01 per call.

USD to INR exchange rate and conversion: converts an amount of USD into INR at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. USD/INR pricing for invoices, checkout and reporting, no API key. $0.01 per call.

USD to JPY exchange rate and conversion: converts an amount of USD into JPY at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. USD/JPY pricing for invoices, checkout and reporting, no API key. $0.01 per call.

USD to MXN exchange rate and conversion: converts an amount of USD into MXN at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. USD/MXN pricing for invoices, checkout and reporting, no API key. $0.01 per call.

ZAR to USD exchange rate and conversion: converts an amount of ZAR into USD at the latest European Central Bank reference rate (frankfurter.app, updated every business day), returning the rate, the converted value and the rate date. ZAR/USD pricing for invoices, checkout and reporting, no API key. $0.01 per call.

Readability of text you send: Flesch Reading Ease, Flesch-Kincaid grade, average sentence length, syllables, difficulty label and reading time. Check generated copy before publishing. $0.01 per call.

Regex extractor: runs a JavaScript regular expression over text and returns all matches with capture groups and positions, the match count, and an error message if the pattern is invalid. $0.01 per call.

Roman numeral converter both ways: an integer (1-3999) to Roman numerals or a Roman numeral to an integer, with validation. $0.01 per call.

RSS/Atom feed to JSON: feed title, link and description plus up to 50 items with title, link, date, author, summary (cleaned) and categories. Works with RSS 2.0, Atom and RDF. Subscribe agents to any feed. $0.01 per fetch.

Slugify: turns any text into a clean URL slug (lowercase, ASCII, hyphen-separated, accents folded), and also returns snake_case, camelCase, PascalCase, kebab-case and a safe filename. $0.01 per call.

Sunrise, sunset, solar noon, day length, civil twilight and golden hours for today at any place (computed from coordinates, no external data beyond geocoding). Photography, scheduling and energy planning. $0.01 per lookup.

Current time in any IANA timezone: local date and time, UTC offset, day of week, Unix timestamp, ISO 8601 and week number. A reliable clock for agents. $0.01 per call.

Unix timestamp converter: seconds or milliseconds to ISO 8601, RFC 2822, weekday and relative time; or any ISO/date string to Unix seconds and milliseconds. Auto-detects the input. $0.01 per call.

Timezone for a place: IANA zone name, current local time, UTC offset, whether daylight saving is in effect, and the abbreviation, resolved from the place name. Schedule across regions correctly. $0.01 per lookup.

User-Agent parser: browser and version, operating system, device class (desktop/mobile/tablet/bot), mobile flag and bot name for crawlers (Googlebot, GPTBot, ClaudeBot, bingbot and 20+ more). Log analytics and bot filtering. $0.01 per string.

Unit conversion: length, mass, volume, speed, area, data size, time, energy, pressure and temperature; e.g. '10 km to miles', '72 F to C', '500 MB to GiB', '3 cups to ml'. Returns the value, the category and the factor. $0.01 per conversion.

Short link expander: follows every redirect of a bit.ly, t.co, tinyurl, goo.gl, git.io, lnkd.in or tracking link and returns the final destination URL, the hop chain with status codes, the final domain and whether it lands on HTTPS. Know where a link really goes. $0.01 per link.

URL normaliser: lowercases scheme and host, drops default ports, resolves dot segments, sorts query parameters, strips tracking parameters (utm_*, fbclid, gclid, ref…) and fragments, and reports what changed. Deduplicate and canonicalise links. $0.01 per URL.

URL parser: scheme, host, port, path segments, query parameters (multi-valued), fragment, origin, registrable domain, whether it is secure/IP/localhost, and a normalised form. $0.01 per URL.

UUID generator: random v4 UUIDs or time-ordered v7 UUIDs (sortable, great for database keys), up to 100 per call, plus a ULID-style timestamp note for v7. $0.01 per batch.

EU/UK/CH VAT number format check: verifies the country prefix and the national number pattern (no live VIES query), returning the country and whether the format is plausible. First-line validation for invoices and onboarding. $0.01 per check.

Current weather for any place name or coordinates: temperature, feels-like, humidity, wind speed and direction, precipitation, cloud cover, condition text, plus the resolved location and timezone. Free Open-Meteo data, no key. $0.01 per lookup.

Current weather in Amsterdam right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Auckland right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Bangkok right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Berlin right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Boston right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Buenos Aires right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Calgary right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Cape Town right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Chicago right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Denver right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Dubai right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Dublin right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Hong Kong right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Houston right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Istanbul right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Lisbon right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in London right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Los Angeles right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Madrid right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Melbourne right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Mexico City right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Miami right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Montreal right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Mumbai right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in New York right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Ottawa right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Paris right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Rome right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in San Francisco right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Sao Paulo right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Seattle right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Seoul right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Singapore right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Stockholm right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Sydney right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Tokyo right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Toronto right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Vancouver right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Washington right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Current weather in Zurich right now: temperature, feels-like, humidity, wind, precipitation, cloud cover and conditions from Open-Meteo, plus today's sunrise/sunset. No API key. $0.01 per call.

Wikipedia search: the top 10 matching articles with title, snippet, word count and URL. Find the right article before pulling a summary. $0.01 per search.

Wikipedia summary: the lead paragraph, short description, thumbnail, page URL and coordinates for a topic, resolving redirects and falling back to search when the exact title does not exist. Quick grounded facts for any agent. $0.01 per lookup.

Wikidata entity lookup: the Q-id, label, description, aliases, and key claims (instance of, country, population, inception, coordinates, official website, founder, headquarters) resolved to labels. Structured facts for grounding. $0.01 per lookup.

Word, character, sentence, paragraph and unique-word counts for text, plus average word length and the longest word. $0.01 per call.

YouTube video metadata without an API key: title, channel name and URL, thumbnail and video ID via YouTube's public oEmbed endpoint. $0.01 per video.

AI-crawler policy of a website: reads robots.txt and reports, for 20 known AI/LLM crawlers (GPTBot, ChatGPT-User, OAI-SearchBot, ClaudeBot, anthropic-ai, CCBot, Google-Extended, Applebot-Extended, PerplexityBot, Bytespider, Amazonbot, cohere-ai, meta-externalagent and more), whether the root is allowed, blocked or unmentioned, plus an overall stance (open / selective / blocks-all-ai) and TDM/ai.txt hints. $0.01 per domain.

cdnjs library lookup: latest version, description, homepage, license, default file and its full CDN URL with SRI hash, GitHub repo, and the latest 15 versions. Instant script tags for front-end agents. $0.01 per library.

Checksums of a file at a URL (up to 5 MB): SHA-256, SHA-1 and MD5-free SHA-384 hex digests, the SRI string (sha384-…), byte size, content type, last-modified and ETag, plus the final URL after redirects. Verify downloads, pin script integrity, detect silent changes. $0.01 per file.

Cron expression evaluator: the next 10 run times in UTC for a standard 5-field expression (ranges, steps, lists, names like MON/JAN, */5), a plain-English description, and the interval between runs. Optional start time after a pipe. Validate schedules before deploying. $0.01 per expression.

did:web resolver: converts a did:web identifier (or domain) to its DID document URL (/.well-known/did.json or /path/did.json), fetches it and returns the id, controller, verification methods (id, type, public key kind), authentication/assertion references, services, and whether the document id matches the DID. Decentralised-identity checks for agent-to-agent trust. $0.01 per DID.

Recent tags of a Docker Hub image: up to 50 newest tags with last-updated date, compressed size and architectures, optional substring filter after a pipe (e.g. 'library/node | alpine'), plus counts. Pick base images and track updates. $0.01 per image.

RSS/Atom feed validator: fetches the feed, detects the format and version (RSS 2.0, Atom 1.0, RSS 1.0/RDF), checks well-formedness and required elements (title, link, id/guid, dates), counts items, flags missing/invalid dates, duplicate guids, relative links, missing descriptions, and the content type served. Returns valid true/false with errors and warnings. $0.01 per feed.

Detects the real type of a file at a URL from its magic bytes (40+ signatures: images, audio, video, archives, PDF, Office, executables, fonts, WASM, SQLite, text/JSON/HTML) and compares with the declared Content-Type and the URL extension, flagging mismatches. Also returns size, content-disposition and whether the server supports ranges. Reads only the first 64 KB. $0.01 per file.

Language breakdown of a GitHub repository: bytes and percentage per language sorted by share, primary language, total bytes, language count, plus repo size and default branch. Tech-stack detection for due diligence and tooling decisions. $0.01 per repo.

Latest GitHub release of a repository: tag, name, published date, days ago, prerelease flag, author, first 600 chars of the release notes, and the downloadable assets (name, size, download count, URL). Falls back to the newest tag when a repo has no releases. $0.01 per repo.

License of a GitHub repository: SPDX id, full name, license file path, permissive/copyleft class, plus the license's permissions, conditions and limitations lists from GitHub's license metadata. Compliance check before vendoring code. $0.01 per repo.

README of a GitHub repository as plain text (markdown kept, up to 20k chars): tries the default branch and common README filenames, reports which file and branch matched, length, headings list, and the raw URL. Fast repo comprehension for coding agents. $0.01 per repo.

GraphQL endpoint check: sends a minimal introspection query and reports whether the URL is a GraphQL endpoint, whether introspection is enabled (a security signal), the query/mutation/subscription root type names, number of types, the first 40 query fields, and whether GET requests are accepted. $0.01 per endpoint.

Basic HTML lint (no external validator): unclosed or mismatched tags, missing doctype, lang, title, meta charset and viewport, images without alt, links without href or text, duplicate ids, inline event handlers, deprecated tags (font, center, marquee), and counts. Give raw HTML or a URL. $0.01 per document.

Explains HTTP headers: for each header name you give (comma-separated), what it does, typical values and an example, plus whether it is a request, response or both, and a security relevance flag. Covers 60+ common headers including security, caching, CORS, cookies and x402 payment headers. $0.01 per lookup.

Image dimensions from the first bytes of an image URL: width, height, format (PNG, JPEG, GIF, WebP, BMP, ICO, SVG), aspect ratio, orientation, byte size from headers and content type. Reads at most 64 KB so it is fast even for huge images. Validate og:image sizes, thumbnails and uploads. $0.01 per image.

jsDelivr CDN usage of an npm package over the last month: total hits, rank, bandwidth, daily hit series (last 14 days) and the top 10 versions by hits with their share. A popularity signal independent of npm download counts. $0.01 per package.

JSONPath extraction: evaluates a path like $.store.book[*].author, $..price, $.items[-1], $['key with spaces'] against a JSON document and returns all matching values with a count. Handles recursive descent, wildcards, negative indexes and bracket keys. $0.01 per query.

JSON Schema validation without external libraries: validates data against a schema supporting type, required, properties, additionalProperties, items, enum, const, min/max (length, items, properties, numeric, exclusive), pattern, format (email/uri/date-time), uniqueItems, multipleOf, anyOf/oneOf/allOf/not. Returns valid true/false and every error with its JSON path. $0.01 per validation.

JWT decoder (no signature verification, nothing stored): header (alg, kid, typ), payload claims, human-readable iat/exp/nbf, whether the token is expired or not yet valid, seconds until expiry, and warnings such as alg=none, missing exp, or very long lifetime. $0.01 per token.

Matrix homeserver check: reads /.well-known/matrix/server (federation delegation) and /.well-known/matrix/client (client base URL, identity server), probes the federation version endpoint on the delegated host, and returns server software/version, whether federation and client discovery are configured, and registration/login flows advertised. $0.01 per server.

MIME type reference: list all types in a category (image, audio, video, text, application, font, office), or look up a single file extension or MIME type to get its counterpart. 100+ mappings for setting Content-Type correctly and validating uploads. $0.01 per lookup.

Minifier for JSON (re-serialised compact), HTML (comments and inter-tag whitespace stripped, pre/textarea preserved), CSS (comments, whitespace, trailing semicolons) and simple JS (comments and blank lines; not a full parser). Returns the minified text, detected type, and bytes before/after with the saving percentage. $0.01 per document.

Fediverse NodeInfo for a server: follows /.well-known/nodeinfo to the newest schema and returns software name and version, supported protocols (activitypub…), total/active-month/active-half-year users, local posts, open registrations, and the server's inbound/outbound services. Instance vetting and federation research. $0.01 per server.

Direct dependencies of an npm package's latest (or given) version: the dependencies, peerDependencies and optionalDependencies with their ranges, counts of each, plus the engines field and whether the package has install scripts. One-hop supply-chain view. $0.01 per package.

License and provenance of an npm package: SPDX license of the latest version, whether it is permissive/copyleft/unknown, repository URL, homepage, maintainers (names only), author, funding link, and the license of each direct dependency for a one-hop compliance check. $0.01 per package.

All published versions of an npm package with publish dates, the dist-tags (latest, next, beta...), total version count, first and latest publish dates, releases in the last 90 days, and the 30 most recent versions. Release-cadence and pin-selection helper. $0.01 per package.

Maintenance-risk hints for an npm package: is the latest version deprecated (with the message), days since the last publish, whether any direct dependency's latest is deprecated, single-maintainer flag, and a simple risk label (healthy / stale / deprecated). Not a CVE scanner; a fast triage before install. $0.01 per package.

OAuth 2.0 authorization-server metadata (RFC 8414) with OpenID fallback: tries /.well-known/oauth-authorization-server then /.well-known/openid-configuration and returns the issuer, authorization/token/revocation/introspection/device endpoints, grant types, PKCE support, token auth methods, scopes, DPoP and PAR support. Also checks /.well-known/oauth-protected-resource for MCP-style resource metadata. $0.01 per server.

OpenAPI/Swagger spec summary from a URL: title, version, OpenAPI version, servers, path and operation counts, operations by method, tags with counts, security schemes, whether every operation has an operationId and description, schema count, and the first 60 operations (method, path, summary). Instant API comprehension for integration agents. $0.05 per spec.

PDF metadata from a URL: page count (from page objects), PDF version, title, author, subject, creator/producer, creation and modification dates from the Info dictionary or XMP, encryption flag, and byte size. Reads the first 2 MB, so counts for very large PDFs may be partial (flagged). $0.01 per document.

Pretty-printer: JSON (2-space indent, sorted keys optional via 'sorted:' prefix), HTML/XML (one tag per line, nested indentation) and SQL (keyword casing and clause breaks). Returns the formatted text, detected type and line count. $0.01 per document.

Dependencies of a PyPI project's latest release: requires_dist parsed into name, version specifier, extras and environment markers; requires_python; license; and the list of optional extras. One-hop Python supply-chain view. $0.01 per project.

All released versions of a PyPI project with release dates (from the first file upload of each release), yanked flags, total count, first/latest release dates, releases in the last 90 days and the 30 most recent. Python release-cadence helper. $0.01 per project.

Regex tester: runs a JavaScript regular expression (pattern or /pattern/flags) against your text with the global flag, returning every match with index, the capture groups and named groups, the match count, and a 2-second timeout guard against catastrophic patterns. Text is not stored. $0.01 per test.

IETF RFC lookup by number: title, authors, publication date, status (Internet Standard, Proposed Standard, Informational...), page count, obsoletes/obsoleted-by/updates relations, keywords, abstract, and links to the HTML/text versions. Protocol-spec navigation for engineering agents. $0.01 per RFC.

Is a specific bot allowed to fetch a URL? Fetches the site's robots.txt and evaluates the path for the named user-agent (GPTBot, ClaudeBot, Googlebot, Bingbot, CCBot, PerplexityBot or any token), returning allowed/disallowed, the matching rule and group, crawl-delay, and whether the bot has a dedicated group or falls back to *. Pre-flight for compliant scraping agents. $0.01 per check.

Semantic-version helper: compare two versions (-1/0/1 with which is newer), test whether a version satisfies a range (^, ~, >=, <, x-ranges, hyphen ranges, ||), or sort a comma/space list of versions descending with prerelease handling. Parses major/minor/patch/prerelease/build. $0.01 per operation.

Sitemap validator: fetches a sitemap or index, checks well-formedness, namespace, type (urlset/sitemapindex), counts entries, validates loc URLs (absolute, same host, no duplicates), lastmod formats, changefreq/priority values, the 50,000-URL and 50 MB limits, gzip, and lists the first errors. Returns valid true/false with error and warning lists. $0.01 per sitemap.

SQL formatter: upper-cases keywords, breaks the statement into SELECT/FROM/JOIN/WHERE/GROUP BY/ORDER BY clauses, one column per line, indents AND/OR, and reports the statement type, tables referenced and whether it looks like a write (INSERT/UPDATE/DELETE/DROP). Works on most ANSI SQL dialects. $0.01 per statement.

HTTP status code reference: give a class like 4xx to list every code in it with its reason phrase, a specific code for its meaning and typical use, or a word (e.g. 'teapot', 'redirect', 'auth') to search. Covers all IANA-registered codes 100-511 including 402 Payment Required (used by x402). $0.01 per lookup.

TOML to JSON converter: tables, nested dotted keys, arrays of tables [[x]], inline tables, arrays, strings (basic, literal, multi-line), integers with underscores, floats, booleans and dates (kept as strings). Reads Cargo.toml, pyproject.toml, wrangler.toml and similar configs. $0.01 per conversion.

WebFinger lookup (RFC 7033): resolves acct:user@domain or a resource URI via /.well-known/webfinger and returns the subject, aliases, and links (ActivityPub actor, profile page, avatar, OIDC issuer, remote-follow template). Identity resolution for fediverse and decentralised-auth agents. $0.01 per lookup.

OpenID Connect discovery for an issuer: fetches /.well-known/openid-configuration and summarises issuer, authorization/token/userinfo/jwks/end-session/registration endpoints, supported scopes, response types, grant types, PKCE methods, signing algorithms, claims and subject types. Integration pre-check for auth agents. $0.01 per issuer.

x402 probe: requests a URL without paying and decodes its 402 payment terms: x402 version, accepted schemes and networks (CAIP-2), price in USDC (atomic and human), payTo address, asset contract, max timeout, resource description, and whether the terms came from the PAYMENT-REQUIRED header or the JSON body. Tells an agent exactly what a paid API costs before it commits. $0.01 per probe.

XML to JSON converter producing an element tree ({name, attrs, text, children}) that preserves order, attributes, CDATA and repeated elements, plus the element count. Handles up to 5,000 elements. Sitemaps, feeds, SOAP bodies and config files. $0.01 per conversion.

YAML to JSON converter for block-style YAML (nested maps, lists, scalars with type inference, quoted strings, comments, literal | and folded > blocks, inline JSON arrays/objects). Returns the parsed JSON and the top-level keys. Ideal for reading CI configs, Kubernetes manifests and docker-compose files. Anchors/aliases and multi-document files are not supported. $0.01 per conversion.

Disposable / temporary email detection: is this address or domain a throwaway (Mailinator, Guerrilla Mail, 10minutemail, YOPmail...), a free webmail provider (Gmail, Outlook...), or a role address (info@, admin@)? Includes MX presence and a deliverability verdict. Signup fraud prevention and list hygiene. $0.01 per address.

DNS lookup for any domain in one call: A records (IPv4), MX records with priority, all TXT records, the inferred mail provider, and whether SPF and DMARC records exist. Fast DNS-over-HTTPS resolution, JSON output, no API key. Useful for domain research, email routing checks and infrastructure discovery. $0.01 per lookup.

DNS A record lookup: resolve a domain name to its IPv4 addresses with TTL, record count, DNSSEC validation flag and response code, via DNS-over-HTTPS. Fast, no API key. $0.01 per lookup.

DNS AAAA record lookup: resolve a domain name to its IPv6 addresses with TTL and DNSSEC validation flag. Tells you whether a site is reachable over IPv6. $0.01 per lookup.

All common DNS records for a domain in one call: A, AAAA, MX, TXT, NS, SOA, CNAME, CAA and HTTPS, plus DNSSEC validation state. A complete DNS snapshot for audits, migrations and change tracking. $0.01 per domain.

IP blacklist (DNSBL) check: is an IPv4 address listed on Spamhaus ZEN, SpamCop, Barracuda, SORBS, UCEPROTECT or PSBL? Returns each listing with its return codes. Mail-server reputation and abuse triage. $0.01 per IP.

DNS CAA record lookup: which certificate authorities are allowed to issue TLS certificates for a domain (issue, issuewild, iodef), parsed. Certificate policy audits and issuance troubleshooting. $0.01 per lookup.

DNS CNAME record lookup for a hostname: the alias target chain, TTL, and a dangling-CNAME check (target does not resolve, a subdomain-takeover risk indicator). Asset inventory and security hygiene. $0.01 per lookup.

DKIM selector scan: tests 50 common DKIM selectors (Google, Microsoft 365, Mailchimp, SendGrid, Amazon SES, Postmark, HubSpot, Zoho, Proton, Fastmail and more) and reports every published key with its type and estimated strength. Find out which email services a domain signs mail with. $0.01 per domain.

DMARC record parser and validator: paste any DMARC TXT string and get the policy, subdomain policy, percentage, report addresses, alignment modes, whether it enforces, and warnings for common mistakes (p=none, missing rua, pct under 100, unknown tags). $0.01 per record.

DNSSEC check for a domain: whether DS and DNSKEY records exist, whether the resolver validates the chain (AD flag), signing algorithms used. Security posture and DNS hygiene audits. $0.01 per check.

DNS HTTPS/SVCB record lookup: service binding records that advertise HTTP/3 and HTTP/2 (ALPN), ECH and IP hints for a domain. Shows whether a site supports HTTP/3 at the DNS level. $0.01 per lookup.

IDN / punycode converter and homograph check: converts between Unicode and ASCII (xn--) domain forms, lists the scripts used, flags mixed-script labels and confusable characters (Cyrillic а vs Latin a) that indicate homograph phishing risk. $0.01 per domain.

Mail provider detection for a domain: the primary inbound provider from MX (Google Workspace, Microsoft 365, Proofpoint, Zoho, Proton, iCloud, GoDaddy, IONOS...) and the sending services authorised in SPF (SendGrid, Mailchimp, Salesforce, Zendesk, HubSpot, Marketo...). Vendor intelligence and deliverability context. $0.01 per domain.

DNS MX record lookup: the mail exchanger hosts and priorities for a domain, TTL, plus the detected mail provider (Google, Microsoft 365, Proofpoint, Zoho...). Email routing and provider identification. $0.01 per lookup.

Nameserver health for a domain: every NS hostname resolves to an address, SOA serial and primary, minimum-two-nameserver rule, and whether all nameservers share the same parent (single point of failure). Zone reliability audit. $0.01 per domain.

DNS NS record lookup: the authoritative nameservers for a domain and the detected DNS hosting provider (Cloudflare, Route 53, Google Cloud DNS, Azure, NS1, GoDaddy, Namecheap...). Infrastructure discovery and migration checks. $0.01 per lookup.

DNS hosting provider detection: who hosts a domain's DNS (Cloudflare, AWS Route 53, Google Cloud DNS, Azure, NS1, GoDaddy, Namecheap, DNSimple, Hurricane Electric, Vercel...) from its nameservers, including multi-provider setups. Infrastructure research and migration planning. $0.01 per domain.

DNS propagation check: resolves a domain's A and MX records through three independent public resolvers (Cloudflare 1.1.1.1, Google 8.8.8.8, Quad9) and reports whether all agree. Verify a DNS change has propagated after a migration or record update. $0.01 per domain.

Reverse DNS (PTR) lookup: the hostname for an IPv4 or IPv6 address, with the arpa name and TTL. Identify servers, mail hosts and hosting providers from an IP. $0.01 per lookup.

DNS SOA record lookup: zone start-of-authority with primary nameserver, admin contact email, serial number and refresh/retry/expire/minimum timers, parsed into JSON. Zone health and change detection (serial). $0.01 per lookup.

SPF flattener: recursively expands a domain's SPF includes and redirects into the final list of authorised IPv4/IPv6 ranges and returns a flattened record. Fix the 10-lookup limit or audit exactly which networks may send mail as the domain. $0.01 per domain.

DNS SRV record lookup: service records (SIP, XMPP, LDAP, Minecraft, Kerberos and others) with priority, weight, port and target host, parsed. Service discovery for a domain. $0.01 per lookup.

TLD information: the registry's RDAP server from the IANA bootstrap file, whether the TLD zone is DNSSEC-signed, and its nameserver count. Understand any domain extension before registering or investigating. $0.01 per TLD.

DNS TTL audit: the cache time-to-live for A, AAAA, MX, NS and TXT records with plain-English notes on which are too high for a safe migration and which are unusually low. Plan DNS cutovers with confidence. $0.01 per domain.

DNS TXT record lookup: all TXT records for a domain (SPF, site-verification tokens for Google, Microsoft, Apple, Facebook, Stripe, Atlassian and others), with TTL. Reveals which SaaS services a company has verified. $0.01 per lookup.

Which SaaS vendors a company uses, from DNS TXT verification tokens: Google Workspace, Microsoft 365, Apple, Facebook, Atlassian, Stripe, DocuSign, Adobe, Zoom, Slack, HubSpot, Salesforce, Shopify, OpenAI, Anthropic, Tailscale and more. Sales intelligence and tech-stack research without touching the website. $0.01 per domain.

Typosquat finder: generates the most likely typo, transposition, omission, doubled-letter, homoglyph and TLD-swap variants of a domain (up to 40) and checks which ones currently resolve. Brand protection and phishing-domain monitoring. $0.01 per domain.

Wildcard DNS check: resolves a random non-existent subdomain to see whether the zone answers everything (wildcard record), which affects subdomain enumeration, email catch-all behaviour and phishing risk. $0.01 per domain.

DNS change detection: snapshots a domain's A, AAAA, MX, NS, TXT and CAA records, compares with the snapshot from your previous call (kept 90 days) and reports which record types changed. Call it on a schedule to get DNS hijack and misconfiguration alerts. $0.01 per check.

When does this domain expire? Returns the domain expiration date, days until expiry, registration date, registrar and status codes from RDAP (the successor to WHOIS), plus flags for renew-soon (under 30 days) and at-risk (pending delete or redemption). Domain expiry check for portfolio monitoring and drop-catching. $0.01 per domain.

Domain trust and legitimacy score 0-100 with the reasons: domain age, DNS and mail hygiene (MX, SPF, DMARC), live HTTPS homepage, metadata quality, social presence, robots and sitemap. One number to rank, filter or flag domains for fraud screening, vendor vetting and lead scoring. $0.01 per domain.

Email security check for a domain: SPF record present and its content, DMARC record and policy (none / quarantine / reject), MX records and mail provider. Tells you whether a domain is protected against spoofing and phishing. Email authentication audit, vendor vetting, deliverability troubleshooting. $0.01 per domain.

Email address and email domain verification: syntax check, DNS MX and A records, mail provider detection (Google Workspace, Microsoft 365, ...), disposable/temporary email domain detection, role address detection (info@, admin@, support@), free webmail provider flag, plus-tag detection, SPF and DMARC presence, and a deliverable verdict (likely / risky / no) with the reason. Email validation and list cleaning for signups, CRM and lead qualification. $0.01 per address.

BIMI record check for a domain: whether a Brand Indicators for Message Identification record exists at default._bimi, the SVG logo URL and the VMC certificate URL. Email branding readiness check. $0.01 per domain.

Catch-all mailbox hint (no SMTP probing): estimates whether a domain accepts mail to any address, from provider defaults (Google Workspace/Microsoft 365 usually reject unknown users; many small hosts and Cloudflare Email Routing accept all), wildcard DNS and MX shape. Helps interpret 'deliverable: likely' results. $0.01 per domain.

Email authentication and deliverability report for a domain in one call: SPF (with -all check), DMARC policy strength, DKIM presence across common selectors, MTA-STS, BIMI and MX, combined into a 0-100 score with an A-F grade and plain-English findings. Vendor vetting and sender-setup audits. $0.05 per domain.

DKIM check for a domain: tests the most common DKIM selectors (google, selector1/selector2 for Microsoft 365, default, k1, mail, dkim, s1, s2, mandrill, mailchimp, sendgrid, zoho, amazonses and more) or a selector you give as domain:selector, and returns any public keys found. Email authentication audit. $0.01 per domain.

DMARC record check for a domain: fetches _dmarc TXT, parses policy (none/quarantine/reject), subdomain policy, percentage, aggregate and forensic report addresses, alignment modes, and flags a non-enforcing or missing policy. Email spoofing protection audit. $0.01 per domain.

From an email address to its company: runs the full domain-intel report on the address's domain (registration, DNS, homepage title and description, social profiles, tech stack, trust score) and flags free/disposable providers. Lead enrichment from a single email. $0.05 per address.

Extract every email address from a block of text: deduplicated, lowercased, syntax-validated, with a per-domain count. Turn scraped pages, documents or logs into a clean contact list. $0.01 per call (text up to 50 KB).

Gravatar check: whether an email address has a public Gravatar avatar and profile (via the SHA-256 hash, no data sent to third parties beyond the hash), with the avatar and profile URLs. Enrich contacts with a real avatar. $0.01 per address.

Email list hygiene report for up to 50 addresses in one $0.01 call: duplicates, invalid syntax, disposable domains, role addresses, free-webmail share, domains without MX, and a keep / review / remove split. Clean a signup or CRM list before sending.

MTA-STS and TLS-RPT check for a domain: the _mta-sts DNS record, the published policy file (mode enforce/testing/none, allowed MX, max_age) fetched from mta-sts.<domain>, and the _smtp._tls TLS reporting record. Tells you if inbound email is protected against downgrade attacks. $0.01 per domain.

Email normalizer: lowercases, strips plus-tags, applies provider rules (Gmail ignores dots, googlemail.com = gmail.com, outlook/hotmail/yahoo/proton/fastmail +tags) and returns a canonical form for deduplicating contact lists and detecting duplicate signups. $0.01 per address.

Email provider detection for an address or domain: consumer webmail (Gmail, Outlook.com, Yahoo, iCloud, Proton...) versus business hosting (Google Workspace, Microsoft 365, Zoho, Proofpoint...) from the domain and its MX records. Segment contacts and pick the right deliverability playbook. $0.01 per address.

Role-address detection: is an email a generic mailbox (info@, support@, sales@, billing@, admin@, noreply@...) rather than a person? Returns the role, its category (support, sales, technical, legal, no-reply) and whether it is likely a personal address. CRM hygiene and outreach targeting. $0.01 per address.

SPF record check for a domain: fetches and parses the SPF record (all qualifier, includes, ip4/ip6, a, mx, redirect), counts DNS-lookup mechanisms against the 10-lookup limit by expanding includes, flags duplicate records and common errors. Email deliverability and anti-spoofing audits. $0.01 per domain.

Can this domain be spoofed? Checks whether SPF and DMARC together actually block forged mail: missing DMARC, p=none, pct below 100, SPF +all or ?all, or no SPF at all mean attackers can send email as the domain. Returns a risk level with reasons. Phishing-risk assessment. $0.01 per domain.

Fast email syntax check (no DNS): validates local part and domain shape per RFC 5322 practical rules, flags leading/trailing/double dots, invalid characters, missing TLD and length limits. Sub-millisecond input validation for forms and agents. $0.01 per address.

Find x402 APIs: search the x402 Bazaar for paid API endpoints agents can call with USDC micropayments. Returns matching resources with URL, description, price and network. Discover x402 services and tools by keyword. $0.01 per search.

Hostname to IPs with hosting attribution: all IPv4 and IPv6 addresses for a hostname, and for each IPv4 the ASN, network owner, country and detected cloud/hosting provider. Where is this site hosted, in one call. $0.01 per hostname.

HTTP security headers check for a website: HSTS, Content-Security-Policy, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, plus server and content-type headers, status and final URL. Web security audit, compliance checks and hardening reports. $0.01 per URL.

IP to ASN lookup: the autonomous system number and name that announces an IP, the BGP prefix, country code, regional registry and allocation date (Team Cymru data via DNS). Network attribution for logs, security and analytics. $0.01 per IP.

ASN lookup: the name, country, regional registry and allocation date of an autonomous system (Team Cymru), plus the RDAP record with the owning organization. Identify who operates a network number seen in logs or BGP data. $0.01 per ASN.

Announced IP prefixes for an ASN: IPv4 and IPv6 ranges currently announced in BGP (from RIPEstat, free), with counts and samples. Build allowlists, map a company's network footprint or attribute traffic. $0.01 per ASN.

Bulk IP enrichment: up to 20 IPv4 addresses in one $0.01 call, each with public/private classification, ASN and owner, country, reverse DNS and cloud provider. Enrich a log or firewall export at a twentieth of the per-IP price.

CIDR / subnet calculator: network and broadcast address, first and last usable host, netmask and wildcard mask, total and usable address counts for any IPv4 CIDR block. Network planning and validation. $0.01 per calculation.

Cloud / hosting provider detection for an IP or hostname: AWS, Google Cloud, Azure, Cloudflare, DigitalOcean, Hetzner, OVH, Akamai/Linode, Fastly, Oracle, Alibaba, Vultr, Fly.io, Render and others, from the announcing ASN, plus a CDN flag. Where is this service hosted? $0.01 per lookup.

IPv6 normalizer: expand any IPv6 address to its full 8-group form and back to the canonical compressed form (RFC 5952), with type classification (global unicast, link-local, unique local, loopback, multicast, IPv4-mapped). Deduplicate and compare addresses reliably. $0.01 per address.

IP to country: the country an IPv4 address is registered to, from the regional internet registry (via Team Cymru and RDAP), with ASN context. Honest about what it is: registry data, not precise geolocation, and free of any keyed geo-IP database. $0.01 per IP.

Check whether an IPv4 address belongs to a CIDR block. Give '<ip> in <cidr>' (or comma separated). Firewall rule validation, allowlist checks and log filtering. $0.01 per check.

IP address intelligence in one call: reverse DNS hostname, ASN number and owner name, announced prefix, country and regional registry from Team Cymru, RDAP network name and organization, private/bogon classification and cloud provider detection (AWS, Google, Azure, Cloudflare...). Log enrichment, abuse triage and infrastructure mapping. $0.01 per IP.

IPv6 readiness check for a domain: AAAA records for the site, IPv6 on its mail exchangers and on its nameservers, and whether it is dual-stack. Compliance and modernization audits. $0.01 per domain.

Is this IP a CDN or reverse proxy? Detects Cloudflare, Akamai, Fastly, CloudFront, Imperva/Incapsula, Sucuri, StackPath, Bunny, KeyCDN, Gcore and others from the announcing network, so you know whether an address is the origin server or an edge. $0.01 per lookup.

Tor exit node check: whether an IPv4 address is a current Tor exit, from the Tor Project's published exit list (cached one hour). Fraud screening, abuse triage and access policy decisions. $0.01 per IP.

Common ports scan: TCP-connects to 12 well-known ports (FTP 21, SSH 22, SMTP 25, HTTP 80, HTTPS 443, MySQL 3306, Postgres 5432, Redis 6379, 8080, 8443, Elasticsearch 9200, MongoDB 27017) and reports which are open. Quick exposure check for a host you operate. Cloudflare-fronted hosts cannot be probed. $0.01 per host.

IP address classification: is it a valid IPv4, and is it public or private/RFC1918, loopback, link-local, CGNAT shared space, multicast, documentation or reserved (bogon)? Input validation and log filtering. $0.01 per IP.

IP range to CIDR converter: turns any IPv4 start-end range into the minimal list of CIDR blocks that cover it exactly, with the address count. Firewall and allowlist preparation. $0.01 per range.

IP WHOIS via RDAP: the registered netblock for an address with its name, handle, allocation type, country, start and end addresses and the owning organization, from the authoritative regional registry. Ownership research and abuse contacts. $0.01 per IP.

Subnet splitter: divide an IPv4 CIDR block into equal subnets of a smaller prefix (e.g. a /22 into /24s), listing up to 256 resulting networks with counts. VPC and VLAN planning. $0.01 per split.

IP address validator: tells you whether a string is a valid IPv4 or IPv6 address, which version, the normalized form and its classification (public, private, loopback, link-local, multicast...). Input validation for forms, logs and APIs. $0.01 per check.

Is this website up? Checks if a URL is online right now and answers up/down with the HTTP status code, response time in ms, final URL after redirects, server header and, when HTTPS, the TLS certificate expiry. Use it to check if a site is down, monitor availability, or confirm a page loads before scraping. $0.01 per check.

Free audiobook finder: public-domain audiobooks from LibriVox (volunteer-read, mp3) with runtime, language, genres and direct zip / RSS / archive.org links, plus audio items from Internet Archive. $0.01 per search.

Free Action & Adventure audiobooks: public-domain recordings in LibriVox's "Action & Adventure" genre (561 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Action & Adventure Fiction audiobooks: public-domain recordings in LibriVox's "Action & Adventure Fiction" genre (1021 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Animals & Nature audiobooks: public-domain recordings in LibriVox's "Animals & Nature" genre (418 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Anthologies audiobooks: public-domain recordings in LibriVox's "Anthologies" genre (419 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Detective Fiction audiobooks: public-domain recordings in LibriVox's "Detective Fiction" genre (595 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Essays & Short Works audiobooks: public-domain recordings in LibriVox's "Essays & Short Works" genre (659 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Memoirs audiobooks: public-domain recordings in LibriVox's "Memoirs" genre (426 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Science Fiction audiobooks: public-domain recordings in LibriVox's "Science Fiction" genre (884 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free Travel & Geography audiobooks: public-domain recordings in LibriVox's "Travel & Geography" genre (440 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Everything free by an author: all catalogued public-domain books, audiobooks and films for an author name across Gutenberg, LibriVox and Internet Archive, grouped by kind with download links. Handles 'Jane Austen' or 'Austen, Jane'. $0.01 per author.

Free ebook finder: search public-domain books and get direct epub, Kindle, HTML and plain-text download links (Project Gutenberg and Internet Archive scans). Author dates, language and subjects included so an agent can pick the right edition. $0.01 per search.

Free film finder: public-domain and free-licensed feature films, shorts and archival footage from Internet Archive (feature_films, Prelinger and open collections) with year, creator, rights status (public domain, CC0, CC-BY… or unverified) and the download directory. $0.01 per search.

Free films of the 1890s: public-domain and free-licensed feature films, shorts, newsreels and archival footage released 1890-1899, from Internet Archive, most downloaded first, each with year, creator, rights status and the download directory. Add words to narrow. Re-verified daily. $0.01 per page of 20.

Free films of the 1930s: public-domain and free-licensed feature films, shorts, newsreels and archival footage released 1930-1939, from Internet Archive, most downloaded first, each with year, creator, rights status and the download directory. Add words to narrow. Re-verified daily. $0.01 per page of 20.

Free films of the 1970s: public-domain and free-licensed feature films, shorts, newsreels and archival footage released 1970-1979, from Internet Archive, most downloaded first, each with year, creator, rights status and the download directory. Add words to narrow. Re-verified daily. $0.01 per page of 20.

Free books in Arabic: public-domain and free-licensed Arabic-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Arabic titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Czech: public-domain and free-licensed Czech-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Czech titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Welsh: public-domain and free-licensed Welsh-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Welsh titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Danish: public-domain and free-licensed Danish-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Danish titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in German: public-domain and free-licensed German-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within German titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Greek: public-domain and free-licensed Greek-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Greek titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in English: public-domain and free-licensed English-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within English titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Esperanto: public-domain and free-licensed Esperanto-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Esperanto titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Spanish: public-domain and free-licensed Spanish-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Spanish titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Finnish: public-domain and free-licensed Finnish-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Finnish titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in French: public-domain and free-licensed French-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within French titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Hebrew: public-domain and free-licensed Hebrew-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Hebrew titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Hungarian: public-domain and free-licensed Hungarian-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Hungarian titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Italian: public-domain and free-licensed Italian-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Italian titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Japanese: public-domain and free-licensed Japanese-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Japanese titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Latin: public-domain and free-licensed Latin-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Latin titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Dutch: public-domain and free-licensed Dutch-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Dutch titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Norwegian: public-domain and free-licensed Norwegian-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Norwegian titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Polish: public-domain and free-licensed Polish-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Polish titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Portuguese: public-domain and free-licensed Portuguese-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Portuguese titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Russian: public-domain and free-licensed Russian-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Russian titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Swedish: public-domain and free-licensed Swedish-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Swedish titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Tagalog: public-domain and free-licensed Tagalog-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Tagalog titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

Free books in Turkish: public-domain and free-licensed Turkish-language works from Project Gutenberg and Internet Archive with download links (epub, txt, html, scans), most popular first; add words to search within Turkish titles, authors and subjects. Re-verified daily. $0.01 per page of 20.

What was added to the free-works catalogue most recently: the newest 25 records of a kind (book, audiobook, film, text or any) with when they were added and download links. Call daily to follow the catalogue as it grows by tens of thousands of records a day. $0.01 per call.

Is a work in the public domain? Applies the standard rules for the US (published before the current year minus 95, plus the 1929-1963 renewal note), Canada (life + 70 since 2022-12-30, life + 50 for authors who died before 1972), the UK and EU (life + 70) and Australia, from the publication year and author death year you give, then checks whether the work is already in the free catalogue. Returns a verdict per jurisdiction with reasoning; not legal advice. $0.01 per check.

A random free work of the requested kind from the catalogue, with download links. Discovery, recommendations, 'give me something to read/listen to/watch tonight'. $0.01 per pick.

Browse free works by subject or genre (Library of Congress subject headings and LibriVox genres): 'detective and mystery stories', 'physics', 'french poetry', 'documentary'. Returns matching public-domain books, audiobooks and films with download links. $0.01 per browse.

Free public-domain books on "Adventure and adventurers": browse the catalogue's works tagged with that Library of Congress subject (422 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Adventure stories": browse the catalogue's works tagged with that Library of Congress subject (1,660 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "African Americans": browse the catalogue's works tagged with that Library of Congress subject (424 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "American fiction": browse the catalogue's works tagged with that Library of Congress subject (434 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "American literature": browse the catalogue's works tagged with that Library of Congress subject (261 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "American poetry": browse the catalogue's works tagged with that Library of Congress subject (492 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "American wit and humor": browse the catalogue's works tagged with that Library of Congress subject (202 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Americans": browse the catalogue's works tagged with that Library of Congress subject (267 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Animals": browse the catalogue's works tagged with that Library of Congress subject (648 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Australia": browse the catalogue's works tagged with that Library of Congress subject (234 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Bildungsromans": browse the catalogue's works tagged with that Library of Congress subject (312 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Birds": browse the catalogue's works tagged with that Library of Congress subject (406 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Boys": browse the catalogue's works tagged with that Library of Congress subject (533 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "British": browse the catalogue's works tagged with that Library of Congress subject (370 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Brothers": browse the catalogue's works tagged with that Library of Congress subject (207 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "California": browse the catalogue's works tagged with that Library of Congress subject (280 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Canada": browse the catalogue's works tagged with that Library of Congress subject (434 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Catholic Church": browse the catalogue's works tagged with that Library of Congress subject (239 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Children": browse the catalogue's works tagged with that Library of Congress subject (774 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Children's literature": browse the catalogue's works tagged with that Library of Congress subject (194 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Children's poetry": browse the catalogue's works tagged with that Library of Congress subject (225 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Children's stories": browse the catalogue's works tagged with that Library of Congress subject (603 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "China": browse the catalogue's works tagged with that Library of Congress subject (334 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Christian fiction": browse the catalogue's works tagged with that Library of Congress subject (184 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Christian life": browse the catalogue's works tagged with that Library of Congress subject (788 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Christmas stories": browse the catalogue's works tagged with that Library of Congress subject (240 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Clergy": browse the catalogue's works tagged with that Library of Congress subject (241 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Comedy plays": browse the catalogue's works tagged with that Library of Congress subject (417 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Conduct of life": browse the catalogue's works tagged with that Library of Congress subject (1,428 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Country life": browse the catalogue's works tagged with that Library of Congress subject (296 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Courtship": browse the catalogue's works tagged with that Library of Congress subject (219 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Criminals": browse the catalogue's works tagged with that Library of Congress subject (202 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Detective and mystery stories": browse the catalogue's works tagged with that Library of Congress subject (1,112 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Dime novels": browse the catalogue's works tagged with that Library of Congress subject (390 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Dogs": browse the catalogue's works tagged with that Library of Congress subject (232 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Domestic fiction": browse the catalogue's works tagged with that Library of Congress subject (427 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Drama": browse the catalogue's works tagged with that Library of Congress subject (214 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Egypt": browse the catalogue's works tagged with that Library of Congress subject (339 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "England": browse the catalogue's works tagged with that Library of Congress subject (1,808 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "English drama": browse the catalogue's works tagged with that Library of Congress subject (319 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "English fiction": browse the catalogue's works tagged with that Library of Congress subject (759 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "English language": browse the catalogue's works tagged with that Library of Congress subject (316 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "English literature": browse the catalogue's works tagged with that Library of Congress subject (352 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "English poetry": browse the catalogue's works tagged with that Library of Congress subject (674 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "English wit and humor": browse the catalogue's works tagged with that Library of Congress subject (667 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Essays": browse the catalogue's works tagged with that Library of Congress subject (243 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Europe": browse the catalogue's works tagged with that Library of Congress subject (419 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Fairy tales": browse the catalogue's works tagged with that Library of Congress subject (703 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free public-domain books on "Families": browse the catalogue's works tagged with that Library of Congress subject (568 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

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