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Public APIs
APIsA community-curated GitHub repository listing thousands of free public APIs, organized by category.
open-sourceweb
APIOpen SourceFree
A lightweight, open-source API testing tool that runs entirely in the browser with a clean workspace.
Hoppscotch is the open-source API client that runs where you are. Built as a web app, it lets you fire off GET, POST, PUT, and DELETE requests, inspect responses, and organize collections — no install required. It supports GraphQL, WebSockets, and server-sent events, and works with the request types you'd expect from a desktop client. The interface is fast and keyboard-driven. For quick testing and demos, being able to open it in a tab is a real advantage. Free and open source, it's a favorite lightweight alternative.
A community-curated GitHub repository listing thousands of free public APIs, organized by category.
The official API for automating GitHub — repos, issues, PRs, releases, and actions — from your own scripts.
The API for OpenAI's models, including GPT, embeddings, and image generation, with function calling support.
The easiest way to run containers locally. Docker packages your application with everything it needs so it runs the same…
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