Open source API development ecosystem - https://hoppscotch.io (open-source alternative to Postman, Insomnia)

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

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

Blazing fast, instant realtime GraphQL APIs on your DB with fine grained access control, also trigger webhooks on database events.

The flexible backend for all your projects 🐰 Turn your DB into a headless CMS, admin panels, or apps with a custom UI, instant APIs, auth & more.

Collection of comprehensive TypeScript libraries for Interaction with the Ethereum JSON RPC API and utility functions.

Industry standard API mocking for JavaScript.

🔥🔥🔥 The Only Production-Ready AI-Powered Backend Code Generation

🤖 GPU accelerated Neural networks in JavaScript for Browsers and Node.js

🚀🎉📚 APITable, an API-oriented low-code platform for building collaborative apps and better than all other Airtable open-source alternatives.

🔮 Graphile's Crystal Monorepo; home to Grafast, PostGraphile, pg-introspection, pg-sql2 and much more!

🕸️ Create REST and GraphQL APIs, scaffold Jamstack webapps, stream changes in real-time.

Create GraphQL schema and resolvers with TypeScript, using classes and decorators!

Scalar is an open-source API platform:　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　🌐 Modern Rest API Client　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　📖 Beautiful API References　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　✨ 1st-Class OpenAPI/Swagger Support

🚀 Next Generation AI One-Stop Internationalization Solution. 🚀 下一代 AI 一站式 B/C 端解决方案，支持 OpenAI，Midjourney，Claude，讯飞星火，Stable Diffusion，DALL·E，ChatGLM，通义千问，腾讯混元，360 智脑，百川 AI，火山方舟，新必应，Gemini，Moonshot 等模型，支持对话分享，自定义预设，云端同步，模型市场，支持弹性计费和订阅计划模式，支持图片解析，支持联网搜索，支持模型缓存，丰富美观的后台管理与仪表盘数据统计。

DiceBear is an avatar library for designers and developers. 🌍

Mockoon is the easiest and quickest way to run mock APIs locally. No remote deployment, no account required, open source.

Monorepo for tools developed by the Rush Stack community

The commerce platform with customization in its DNA.

🔥 Open-source no-code web data extraction platform. Turn websites to APIs and spreadsheets with no-code robots in minutes! [In Beta]