All projects on Base matching “convert”

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.

Inspect any media file and get its technical metadata. Container, duration, codecs, DISPLAY dimensions and rotation, frame rate, HDR, audio channels and sample rate, in a normalized summary plus the full raw analysis (JSON, XML, CSV, flat or INI). Provide a source URL or upload the file directly; the result is downloadable for 24 hours. A file that cannot be decoded still answers with the diagnosi

Base token check: send an ERC-20 contract address on Base and get verifiable on-chain facts as JSON (name, supply, owner and whether ownership is renounced, upgradeable proxy, verified source, privileged-function hints such as mint/pause/blacklist, WETH/USDC liquidity on Uniswap V2/V3 and Aerodrome) plus risk flags and a short plain-language summary. Facts only, not financial advice. Does not chec

Epoch s/ms/us/ns or ISO-8601 ↔ epoch_s/ms + ISO UTC + any IANA tz. Offline. Amp port.

MIME type for .bin files: application/octet-stream. Returns the Content-Type to send, the category, whether browsers render it inline, whether it is compressible, common magic bytes and related extensions. Set headers and validate uploads for .bin correctly. $0.01 per call.