All projects on Base matching “date”

Lookup WHOIS records and domain availability in JSON format. Provide the domain name via ?domain=example.com to query registrar, status, and expiration dates.

Any federal enforcement action, court record or filing against this company? Verdict, match count, the names matched on, agencies, latest date, 90-day and 12-month counts. Signals from public records, not a compliance screen.

Visa and entry requirements for a passport/destination pair: requirement type, visa-free days, documents, fees, processing time, transit rules, passport validity, overstay penalties and embassy contacts. Answers travel compliance and passport restriction checks, in 15 languages, with the official source and verification date where that pair has been verified.

Full JSON catalog of verified AI coding-subscription plans across 31 providers (Claude, OpenAI, Cursor, Gemini, and more). Each record: monthly price and cadence, included models, usage ceilings and rate-limit windows, coding-tool lock-in, and pricing provenance with lastChecked dates. Use it to pick the right plan for an agent workload or to compare providers.

Ask Ishtar — pay-per-answer AI dating & relationship coaching for agents. POST a question, get one candid, chaperoned coaching answer.

EU trademark search (EUIPO) — find registered and pending EU trademarks by name, optionally filtered by Nice class; returns trademark names, application numbers, status, owners, classes and key dates as clean JSON.

Read any public web page as clean JSON: title, description, site name, publish date, language, readable text (boilerplate removed), Markdown and the page's links. Give it a URL, get the content back in one call. HTML, plain text, JSON and XML pages supported.

Look up a domain's RDAP registration data — registrar, status, creation/expiry/update dates, nameservers and DNSSEC. Unregistered domains return found:false.

Any RSS, RSS/RDF or Atom feed parsed into one shape: title, link, ISO date, author, summary and categories. Pass since to poll for changes.

Clinical trial lookup against the full ClinicalTrials.gov registry: exact lookup by NCT number, or search by condition, intervention, or lead sponsor. Returns compact trial summaries (status, phases, conditions, interventions, enrollment, sponsor, dates, results availability). U.S. National Library of Medicine / NIH registry data.

EU public-procurement award track record for a supplier: contract-award counts, total awarded value in EUR (as published), contracting authorities, CPV codes and award dates from EU TED (Tenders Electronic Daily) contract award notices, CC BY 4.0.

Verify a Canadian federal corporation by name: corporation number, status (Active/Dissolved/etc.), incorporation (anniversary) date, governing legislation, and registered office address. Corporations Canada open data (OGL-Canada). Federal corporations only — excludes provincial SMEs.

Verify a US healthcare provider by NPI or name against the CMS NPPES registry: entity type (individual/organization), primary taxonomy specialty, practice city/state, enumeration date, and active/deactivated status. Public CMS NPPES data. City/state only — no street addresses or phone numbers.

Check whether a firm or person is a registered foreign agent under FARA (Foreign Agents Registration Act), and which foreign principals they represent. Returns registrant records with foreign principals, countries, registration dates, and active/terminated status. US DOJ FARA eFile bulk data (public).

Verify a Colorado business entity's status: formation standing (Good Standing / Delinquent / Dissolved), entity type, formation date, principal address, and registered agent. Colorado Secretary of State public-domain data. Colorado entities only.

Check whether a person or entity is excluded from federal healthcare programs (HHS OIG LEIE). Returns potential matches with exclusion type, date, and location. Public-domain HHS OIG data; name-only matches are potential matches, confirm at exclusions.oig.hhs.gov.

Relative date parse, ISO 8601 duration math, IANA timezone convert with DST flags. Offline tzdata.

ECB FX history via Frankfurter (keyless). from/to + start/end (or single date) → rates series. Data only — not advice.

Swedish company lookup by organisation number: official name, legal form, active/deregistered status, ongoing liquidation or bankruptcy, registration date, address, SNI industry codes and business description. Source: Bolagsverket and SCB.

Searches Polymarket prediction markets by text and returns current outcome prices, volume, liquidity, end date and resolution status. Read-only market data, not financial advice.

Finds every date, time, range and period in text and resolves each to an ISO 8601 value with UTC offset plus a start/end span in an IANA timezone, relative to a reference instant. Reports matched text, index, ambiguity flags and confidence.

Search consumer-product safety notices by authority, jurisdiction, recall status, category, risk, hazard, manufacturer, date, or free text.

Current public Lever job openings, counts by team, department, location, commitment and workplace type. Optional since ISO timestamp filters openings by creation date. No account or API key required.

Korean mobility and EV supply-chain intelligence, sold per query. Structured feed tracking Korea's automotive-electronics and robotics supply chain - batteries and battery materials, EV components, robot parts, actuators and reducers, semiconductors, and tier-1 suppliers to Hyundai/Kia - written from Korean primary reporting and DART filings English-language sources do not cover. Filter by date, c

endoflife.date product version lifecycle / EOL dates (keyless). POST {product}. Unpaid empty → 402; after settle empty/invalid → 400 charged:false. Soft disclose software-heritage-origin (≠ SWH archive origin; software EOL lifecycle lane).

medRxiv preprint details by date (keyless). POST {server?}/{from}/{to}/{cursor?}. Empty -> 400 not charged. Distinct med-preprint lane — disclose biorxiv/europepmc adjacency.

NOAA CO-OPS tide predictions (keyless). POST {station} and/or {date?,datum?}. Empty → 404 not charged.

Detect and redact PII in text or JSON. Recognizers are pure pattern/checksum matching (regex + Luhn/mod-97/SSN-area validation) — no LLM calls, no external services. Person names and dates of birth are matched only via nearby context (e.g. 'Mr. Smith', 'DOB: ...'), not general NER, to keep false positives low.

World Bank API v2 indicator by country (keyless). POST {country,indicator} and/or {date?}. Empty → 404 not charged.

cryptoanalysis.info hypothetical advisory track record: bounded completed-session history and summary, with the confidence quality statistics. The history ends 7 days before the request's UTC date.