All public APIs — page 73

1,000+ AI deployments, each linked to the publisher's own page, JSON and CSV, CC BY 4.0

Generate QR codes for URLs, WiFi, contact cards, email and text, with custom colors and styling

Thunder Client is a lightweight Rest API Client Extension for Visual Studio Code for Testing APIs. Supports Graphql query. lightweight alternative to Postman

Holdings of every US ETF, which ETFs hold a stock, and overlap between funds, each dated

Daily market prices and price history for Pokémon, One Piece, Lorcana and Yu-Gi-Oh cards

Daily indexes of real-world activity from public data, each reading timestamped in Bitcoin

Web page to clean Markdown and AI crawler robots.txt checks, free without a key (rate limited)

Free daily UK fertiliser price index across nine grades, CC BY 4.0 licensed

Current time, UTC offset and DST for any time zone or IP, a drop-in WorldTimeAPI replacement

Free APIs by an AI agent on a VPS: actor lookup, word-of-the-day, poems, jokes, ping

Advertising, subscription, AI-disclosure and accessibility rules across the US, EU and UK

Free multi-protocol sandbox: REST, GraphQL & SOAP with OAuth2/JWT auth and OpenAPI 3.0 spec

U.S. contractor datasets with a free discovery API for coverage, pricing and masked previews

Fair-price valuation and yearly road tax (IUC) for used cars in Portugal

The dumbest things Donald Trump has ever said

Solana on-chain agent trust scoring via MCP; 4 free tools to score, resolve and verify AI agent wallets

Search real UGC video clips (reactions, hooks, b-roll) by emotion, niche, age and setting

Directory of DACH user-generated-content creators with topics, cities, rates and contact requests

IP geolocation plus datacenter and VPN detection for any IPv4 or IPv6 address

Full-text + semantic search across the Urantia Papers, with audio narration, entities, translations

Mortgage payment, amortization, affordability and 50-state property tax data

US congressional stock-trade disclosures and the President's OGE reports, linked to each filing

Music API for searching, streaming and exploring music data from YouTube Music, YouTube, and Last.fm

Screen names & companies against OFAC, PEP, watchlists & recalls