REST API specifications in OpenAPI 3.0 format are indexed by APIs.guru.
API
Websites and tools tagged “api”. Also known as: apis.
Kilgore's GIS Hub supports discovering, analyzing, and downloading local data, with map services and tools for creating web maps.
Access market data, transaction payloads, and portfolio tracking for DeFi yield products through vaults.fyi.
Voicera builds Sincerity, a multimodal AI credibility intelligence platform that software developers can embed as a data layer.
Open Penticton supports discovering, analyzing, and downloading data, with map services and tools for creating web maps.
Singlebase combines document and vector databases with authentication and storage in an AI-focused backend platform.
Hold On Angola covers Angolan and international news, including politics, society, human rights, economy, and culture.
Mineflayer provides a stable high-level API for creating Minecraft bots and interacting with the game programmatically.
UNdata provides searchable access to United Nations statistical records through databases, tables, an API, and other tools.
Search the National Diet Library catalog and request materials or locate copies held by libraries across Japan.
Octopus.do helps plan website architecture with a visual sitemap builder and low-fidelity wireframes.
DISGENET provides curated gene-disease and variant-disease associations, with a REST API, R package, and Cytoscape app.
CoorenLabs provides APIs for information and links across anime, manga, movies, and other entertainment.
CreateMod hosts user-created Minecraft Create Mod schematics for download and sharing.
The official MCP Registry lets users search and browse registered Model Context Protocol servers.
tldr InBrowser.App is an offline-capable web app for browsing tldr-pages without API calls.
The geoprotests API aggregates recent news mentions of protests and demonstrations into a geographic grid.
Use Google Sheets as a data store and API with Stein, which also supports creating forms and analyzing sheet data.
RSSHub generates RSS feeds for websites, according to its project page.
pomegranate provides flexible probabilistic modeling tools and algorithms for Python users.
This tool compares Amazon EC2 instance features and prices by region and pricing unit.
Japan's National Tax Agency portal lets users search corporate names, addresses, and identification numbers and download the listed records.
extract.pics extracts, previews, and downloads images from public websites through a virtual browser, with an API available.
Malaysiakini publishes Malaysian news in Tamil, with access to other language editions from its site.

















