api
An API (Application Programming Interface) is a collection of protocols and subroutines for building software.
There are 125299 repositories under api topic.
public-apis/public-apis
A collective list of free APIs
neovim/neovim
Vim-fork focused on extensibility and usability
fastapi/fastapi
FastAPI framework, high performance, easy to learn, fast to code, ready for production
hoppscotch/hoppscotch
Open source API development ecosystem - https://hoppscotch.io (open-source alternative to Postman, Insomnia)
strapi/strapi
🚀 Strapi is the leading open-source headless CMS. It’s 100% JavaScript/TypeScript, fully customizable, and developer-first.
ocornut/imgui
Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies
meilisearch/meilisearch
A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.
trpc/trpc
🧙♀️ Move Fast and Break Nothing. End-to-end typesafe APIs made easy.
ccxt/ccxt
A cryptocurrency trading API with more than 100 exchanges in JavaScript / TypeScript / Python / C# / PHP / Go
QuivrHQ/quivr
Opiniated RAG for integrating GenAI in your apps 🧠 Focus on your product rather than the RAG. Easy integration in existing products with customisation! Any LLM: GPT4, Groq, Llama. Any Vectorstore: PGVector, Faiss. Any Files. Anyway you want.
Kong/insomnia
The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.
httpie/cli
🥧 HTTPie CLI — modern, user-friendly command-line HTTP client for the API era. JSON support, colors, sessions, downloads, plugins & more.
slatedocs/slate
Beautiful static documentation for your API
mudler/LocalAI
:robot: The free, Open Source alternative to OpenAI, Claude and others. Self-hosted and local-first. Drop-in replacement for OpenAI, running on consumer-grade hardware. No GPU required. Runs gguf, transformers, diffusers and many more models architectures. Features: Generate Text, Audio, Video, Images, Voice Cloning, Distributed, P2P inference
chatanywhere/GPT_API_free
Free ChatGPT&DeepSeek API Key，免费ChatGPT&DeepSeek API。免费接入DeepSeek API和GPT4 API，支持 gpt | deepseek | claude | gemini | grok 等排名靠前的常用大模型。
directus/directus
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.
hasura/graphql-engine
Blazing fast, instant realtime GraphQL APIs on all your data with fine grained access control, also trigger webhooks on database events.
Binaryify/NeteaseCloudMusicApi
网易云音乐 Node.js API service
encode/django-rest-framework
Web APIs for Django. 🎸
YMFE/yapi
YApi 是一个可本地部署的、打通前后端及QA的、可视化的接口管理平台
songquanpeng/one-api
LLM API 管理 & 分发系统，支持 OpenAI、Azure、Anthropic Claude、Google Gemini、DeepSeek、字节豆包、ChatGLM、文心一言、讯飞星火、通义千问、360 智脑、腾讯混元等主流模型，统一 API 适配，可用于 key 管理与二次分发。单可执行文件，提供 Docker 镜像，一键部署，开箱即用。LLM API management & key redistribution system, unifying multiple providers under a single API. Single binary, Docker-ready, with an English UI.
littlecodersh/ItChat
A complete and graceful API for Wechat. 微信个人号接口、微信机器人及命令行微信，三十行即可自定义个人号机器人。
PostgREST/postgrest
REST API for any Postgres database
OpenAPITools/openapi-generator
OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)
microsoft/api-guidelines
Microsoft REST API Guidelines
shieldfy/API-Security-Checklist
Checklist of the most important security countermeasures when designing, testing, and releasing your API
pppscn/SmsForwarder
短信转发器——监控Android手机短信、来电、APP通知，并根据指定规则转发到其他手机：钉钉群自定义机器人、钉钉企业内机器人、企业微信群机器人、飞书机器人、企业微信应用消息、邮箱、bark、webhook、Telegram机器人、Server酱、PushPlus、手机短信等。包括主动控制服务端与客户端，让你轻松远程发短信、查短信、查通话、查话簿、查电量等。（V3.0 新增）PS.这个APK主要是学习与自用，如有BUG请提ISSUE，同时欢迎大家提PR指正
FallibleInc/security-guide-for-developers
Security Guide for Developers
paularmstrong/normalizr
Normalizes nested JSON according to a schema
go-chi/chi
lightweight, idiomatic and composable router for building Go HTTP services
web3/web3.js
Collection of comprehensive TypeScript libraries for Interaction with the Ethereum JSON RPC API and utility functions.
pedroslopez/whatsapp-web.js
A WhatsApp client library for NodeJS that connects through the WhatsApp Web browser app
SocialSisterYi/bilibili-API-collect
哔哩哔哩-API收集整理【不断更新中....】
Guovin/iptv-api
📺IPTV电视直播源更新项目『✨秒播级体验🚀』：支持自定义频道与EPG；支持多种源获取方式；支持RTMP推流；支持IPv4/IPv6；支持获取归属地与运营商；每天自动更新两次，结果可用于TVBox等播放软件；支持工作流、Docker(amd64/arm64/arm v7)、命令行、GUI运行方式 | IPTV live TV source update project
bitwarden/server
Bitwarden infrastructure/backend (API, database, Docker, etc).
mswjs/msw
Industry standard API mocking for JavaScript.