directus/directus

A collective list of free APIs

Vim-fork focused on extensibility and usability

FastAPI framework, high performance, easy to learn, fast to code, ready for production

Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia

Get a full fake REST API with zero coding in less than 30 seconds (seriously)

Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies

🚀 Strapi is the leading open-source headless CMS. It’s 100% JavaScript/TypeScript, fully customizable, and developer-first.

A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.

LocalAI is the open-source AI engine. Run any model - LLMs, vision, voice, image, video - on any hardware. No GPU required.

A unified trading API with more than 100 crypto exchanges and prediction markets in JavaScript / TypeScript / Python / C# / PHP / Go / Java

🧙‍♀️ Move Fast and Break Nothing. End-to-end typesafe APIs made easy.

The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.