domain: apis
2838 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| KeystoneJS KeystoneJS is a Node.js headless CMS and web application framework for defining schemas that generate a GraphQL API and an auto-generated A… | 99 | 9963 | active |
| kubernetes/client-go The official Go client library for the Kubernetes API, providing typed clientsets, a dynamic client, API discovery, authentication plugins,… | 77 | 9868 | stable |
| ThreeDotsLabs/watermill Watermill is a Go library for building event-driven and message-driven applications over a unified Pub/Sub API. It supports Kafka, RabbitMQ… | 95 | 9864 | active |
| zuiidea/antd-admin Antd Admin is a production-style admin dashboard template and scaffolding CLI built on React 19, Ant Design 6, TanStack Router/Query, Zusta… | 88 | 9759 | active |
| ModSecurity ModSecurity (libmodsecurity v3) is an open source, cross-platform web application firewall (WAF) engine written in C++ that inspects HTTP(S… | 90 | 9752 | stable |
| dotnet/yarp YARP (Yet Another Reverse Proxy) is a .NET library and toolkit for building high-performance, customizable HTTP reverse proxy servers on AS… | 70 | 9603 | stable |
| xorbitsai/inference Xinference is an open-source model serving platform for deploying LLMs, embedding, speech, image, and multimodal models via a unified OpenA… | 91 | 9523 | active |
| reacherhq/check-if-email-exists A Rust library and CLI that checks whether an email address exists via SMTP/MX lookups without sending an actual email. It also ships as a … | 76 | 9485 | active |
| coaidev/coai CoAI.Dev is a self-hostable, multi-tenant AI platform combining a ChatGPT-style chat UI with an enterprise-grade unified LLM gateway suppor… | 56 | 9295 | active |
| kubernetes-sigs/kubebuilder Kubebuilder is an SDK and scaffolding framework for building Kubernetes APIs and controllers in Go using custom resource definitions (CRDs)… | 92 | 9294 | stable |
| nhost/nhost Nhost is an open source Firebase alternative providing a complete backend platform built on PostgreSQL, Hasura GraphQL, authentication, fil… | 95 | 9279 | active |
| simonlin1212/a-stock-data A self-contained Skill file (structured Markdown with embedded Python) that aggregates China A-share market data from 19 sources into 54 re… | 80 | 9243 | active |
| golang-jwt/jwt A Go library for creating, signing, parsing, and verifying JSON Web Tokens (JWTs) per RFC 7519. It is the community-maintained successor to… | 78 | 9212 | stable |
| meetecho/janus-gateway Janus is an open-source, general-purpose WebRTC server written in C that sets up media communication with browsers and relays RTP/RTCP and … | 75 | 9156 | stable |
| loco-rs/loco Loco is a batteries-included web framework for Rust, strongly inspired by Ruby on Rails and built on Axum and SeaORM. It bundles models, co… | 93 | 9101 | active |
| artilleryio/artillery Artillery is an open-source load testing platform and CLI for stress-testing HTTP APIs, GraphQL, WebSocket, Socket.IO, gRPC, and browser ap… | 95 | 9057 | active |
| openstatusHQ/openstatus Openstatus is an open-source status page and uptime monitoring platform that monitors websites, APIs, and services from 28 global regions a… | 73 | 9021 | active |
| open-circle/valibot Valibot is a modular, type-safe schema library for TypeScript that validates and parses unknown structural data at runtime while inferring … | 92 | 8962 | stable |
| cloudflare/workerd workerd is the open-source JavaScript/Wasm server runtime based on the same code that powers Cloudflare Workers. It can be used as an appli… | 95 | 8640 | active |
| getmoto/moto Moto is a Python library that mocks AWS services so tests can run against simulated AWS infrastructure without real credentials or network … | 99 | 8626 | active |
| Sylius/Sylius Sylius is an open-source headless eCommerce platform and framework built on top of PHP/Symfony and API Platform. It provides a powerful RES… | 94 | 8515 | active |
| RoadRunner RoadRunner is a high-performance PHP application server and process manager written in Go, extensible through a plugin system. It runs PHP … | 96 | 8499 | stable |
| hs-web/hsweb-framework hsweb is a fully reactive enterprise backend management framework built on Spring Boot 2.x, Spring WebFlux, and R2DBC. It provides modular … | 74 | 8401 | active |
| vendurehq/vendure Vendure is an open-source, plugin-first headless commerce platform built with TypeScript, NestJS, GraphQL, and a React admin dashboard. It … | 98 | 8376 | active |
| idosal/git-mcp GitMCP is a free, open-source remote Model Context Protocol (MCP) server that turns any public GitHub repository or GitHub Pages site into … | 56 | 8348 | active |
| exadel-inc/CompreFace Exadel CompreFace is a free, open-source face recognition system that provides REST APIs for face recognition, verification, detection, lan… | 23 | 8273 | stable |
| smartcontractkit/chainlink Chainlink is the core node software of a decentralized oracle network that bridges smart contracts with real-world data and off-chain compu… | 99 | 8236 | stable |
| growthbook/growthbook GrowthBook is an open-source platform for feature flags, A/B testing experimentation, and product analytics, deployable via Docker or as a … | 95 | 8159 | active |
| TechEmpower/FrameworkBenchmarks The TechEmpower Framework Benchmarks (TFB) project, a suite that measures and compares the performance of web application frameworks across… | 10 | 8105 | active |
| Inertia.js Inertia.js is a glue framework that lets you build single-page React, Vue, or Svelte apps on top of classic server-side routing and control… | 95 | 8102 | stable |
| Solid Solid is a set of open standards and tools for building decentralized web applications where users store their data in personal online data… | 10 | 8093 | active |
| webiny/webiny-js Webiny is an open-source, self-hosted content platform built as a TypeScript framework that runs on AWS serverless infrastructure (Lambda, … | 98 | 8031 | active |
| cloudwego/kitex Kitex is a high-performance, strongly extensible Go RPC framework for building microservices, developed by ByteDance's CloudWeGo team. It i… | 94 | 8026 | stable |
| mindoc-org/mindoc MinDoc is a self-hosted document management system for IT teams, built in Go on the beego framework, used to store and share API docs, data… | 73 | 7833 | active |
| panva/jose A zero-dependency JavaScript/TypeScript library implementing JSON Object Signing and Encryption standards (JWA, JWS, JWE, JWT, JWK, JWKS). … | 99 | 7767 | stable |
| midwayjs/midway Midway is a progressive, TypeScript-first Node.js framework from Alibaba's Taobao frontend architecture team, built around a custom depende… | 99 | 7742 | active |
| labring/laf Laf is an open-source cloud development platform (BaaS/FaaS) offering cloud functions, cloud database (MongoDB), and cloud storage (MinIO) … | 66 | 7554 | active |
| lcobucci/jwt A PHP library for creating, parsing, and validating JSON Web Tokens (JWT) and JSON Web Signatures (JWS) per RFC 7519. It is installed via C… | 83 | 7483 | stable |
| mnfst/manifest Manifest is an open-source LLM gateway and router that lets AI agents and apps reach all their model providers through one OpenAI- and Anth… | 94 | 7481 | active |
| SimoneAvogadro/android-reverse-engineering-skill A Claude Code skill that decompiles Android APK/XAPK/JAR/AAR files and extracts the HTTP APIs an app uses, including Retrofit, OkHttp, Ktor… | 59 | 7376 | active |
| anomalyco/openauth OpenAuth is a universal, standards-based OAuth 2.0 auth provider that can be deployed as a standalone service or embedded into existing app… | 38 | 7355 | active |
| cloudwego/hertz Hertz is a high-performance, extensible Go HTTP framework from CloudWeGo (ByteDance) for building microservices. It uses the Netpoll networ… | 94 | 7347 | active |
| node-formidable/formidable Formidable is a Node.js library for parsing multipart form data, especially file uploads, with fast streaming support. It can write uploads… | 80 | 7178 | active |
| miantiao-me/Sink Sink is a self-hosted URL shortener with link analytics that runs entirely on Cloudflare's serverless platform. It offers customizable slug… | 89 | 7055 | active |
| katanemo/plano Plano is an AI-native proxy server and data plane for agentic applications, built on Envoy by its core contributors. It centralizes agent r… | 85 | 7017 | active |
| gatling/gatling Gatling is an open-source, code-first load testing tool and performance engineering platform. It uses a fully asynchronous, non-blocking ar… | 77 | 6953 | stable |
| hyperf/hyperf Hyperf is a high-performance PHP coroutine framework built on Swoole and Swow, designed for building microservices, middleware, web systems… | 98 | 6892 | active |
| pallets/werkzeug Werkzeug is a comprehensive WSGI utility library for Python web applications, providing request/response objects, URL routing, HTTP utiliti… | 91 | 6877 | stable |
| go-grpc-middleware A Go library of gRPC middleware (interceptors) providing chained, ready-to-use implementations for auth, logging, tracing, metrics, retries… | 79 | 6762 | active |
| ticarpi/jwt_tool A Python command-line toolkit for validating, forging, scanning, and tampering with JSON Web Tokens (JWTs). It automates checks for known J… | 31 | 6754 | active |
| fullstackhero/dotnet-starter-kit A production-grade .NET 10 starter kit template combining a modular-monolith Web API (vertical slice architecture) with two React 19 front-… | 83 | 6734 | active |
| spinframework/spin Spin is an open-source framework and CLI for building, deploying, and running event-driven serverless microservices as WebAssembly componen… | 95 | 6505 | active |
| micronaut-projects/micronaut-core Micronaut is a modern, JVM-based full-stack framework for building modular, easily testable applications and microservices in Java, Kotlin,… | 95 | 6421 | stable |
| hanami/hanami Hanami is a full-stack, modular Ruby web framework composed of small single-purpose libraries (router, actions, views, database, assets) ti… | 99 | 6407 | active |
| s0md3v/Arjun Arjun is a Python command-line tool that discovers hidden HTTP query parameters for URL endpoints using a large dictionary of over 25,000 p… | 26 | 6385 | active |
| tensorflow/serving TensorFlow Serving is a flexible, high-performance serving system for machine learning models designed for production environments. It mana… | 86 | 6360 | stable |
| jsdelivr/jsdelivr jsDelivr is a free, production-grade public CDN for open-source files, tightly integrated with npm and GitHub, offering on-the-fly minifica… | 72 | 6349 | stable |
| nlweb-ai/NLWeb NLWeb is an open protocol and Python reference implementation for adding natural language conversational interfaces to websites, leveraging… | 63 | 6250 | active |
| asaskevich/govalidator govalidator is a Go package providing validators and sanitizers for strings, numerics, slices, and structs, inspired by validator.js. It su… | 67 | 6205 | stable |
| graffle-js/graffle Graffle is a minimal, extensible, type-safe GraphQL client for JavaScript and TypeScript, formerly known as graphql-request. It supports mu… | 77 | 6116 | active |
| thephpleague/omnipay Omnipay is a framework-agnostic, multi-gateway payment processing library for PHP that provides a single consistent API across dozens of pa… | 64 | 6054 | stable |
| basketikun/chatgpt2api A self-hosted reverse-engineered implementation of ChatGPT's official web interfaces, exposing OpenAI-compatible API endpoints for text gen… | 77 | 6012 | active |
| go-kit/kit Go kit is a collection of Go packages that provide a comprehensive toolkit for building robust, maintainable microservices (or elegant mono… | 23 | 27422 | maintenance |
| samchon/typia Typia is a TypeScript transformer library that compiles pure TypeScript types into super-fast runtime validators, JSON serializers/parsers,… | 95 | 5877 | active |
| zammad/zammad Zammad is a web-based, open-source helpdesk and customer support/ticketing platform that unifies customer communication across channels lik… | 77 | 5869 | stable |
| aiogram/aiogram aiogram is a modern, fully asynchronous Python framework for the Telegram Bot API, built on asyncio and aiohttp. It provides routers, middl… | 99 | 5847 | active |
| aidlearning/AidLearning-FrameWork AidLux (originally AidLearning) is an AIoT development platform that runs a native Ubuntu Linux environment with GUI, deep learning tooling… | 70 | 5797 | active |
| killbill/killbill Kill Bill is an open-source subscription billing and payments platform that manages subscriptions, invoicing, payment processing, and dunni… | 94 | 5704 | stable |
| zxlie/FeHelper FeHelper is an all-in-one browser extension toolbox for Chrome, Firefox, and Edge (Manifest V3) that bundles 30+ developer utilities such a… | 76 | 5658 | active |
| trailbaseio/trailbase TrailBase is an open-source, single-executable Firebase alternative built on Rust, SQLite (with experimental Postgres support), and Wasmtim… | 85 | 5571 | active |
| doorkeeper-gem/doorkeeper Doorkeeper is a Ruby gem (Rails engine) that adds OAuth 2.0 provider functionality to Ruby on Rails or Grape applications. It implements th… | 94 | 5521 | stable |
| middleapi/orpc oRPC is a TypeScript framework for building end-to-end typesafe APIs without code generation, combining RPC-style typed clients with first-… | 84 | 5510 | active |
| lm-sys/RouteLLM RouteLLM is a Python framework for serving and evaluating LLM routers that route queries between strong and weak models to cut costs. It pr… | 24 | 5408 | active |
| useplunk/plunk Plunk is an open-source, self-hostable email platform combining transactional email sending (API and SMTP), marketing campaigns, and event-… | 90 | 5396 | active |
| openemr/openemr OpenEMR is the most popular open-source electronic health records (EHR) and medical practice management application, written in PHP. It off… | 95 | 5392 | stable |
| remsky/Kokoro-FastAPI A Dockerized FastAPI wrapper around the Kokoro-82M text-to-speech model exposing an OpenAI-compatible speech endpoint with CPU, NVIDIA, AMD… | 88 | 5373 | active |
| solidusio/solidus Solidus is a free, open-source eCommerce platform built as a Ruby on Rails framework, providing a full storefront, admin dashboard, and com… | 92 | 5322 | active |
| anjoy8/Blog.Core Blog.Core is an open-source, enterprise-ready ASP.NET Core 8.0 Web API framework with a companion Vue frontend, implementing repository + s… | 67 | 5284 | active |
| CodeGenieApp/serverless-express A Node.js library that lets you run Express and other Node.js web frameworks on AWS Lambda and API Gateway (plus Lambda@Edge and Azure Func… | 74 | 5263 | active |
| supabase-community/postgres-language-server A Language Server Protocol implementation and toolchain for Postgres SQL, built on libpg_query for 100% syntax compatibility. It provides e… | 95 | 5250 | active |
| shlinkio/shlink Shlink is a self-hosted, PHP-based URL shortener that serves shortened URLs under your own domains. It provides a REST API, a CLI interface… | 94 | 5248 | stable |
| XRPLF/rippled rippled (xrpld) is the core C++ server daemon implementing the XRP Ledger protocol, a decentralized cryptographic ledger secured by a Byzan… | 94 | 5190 | stable |
| elbywan/wretch Wretch is a tiny (~1.8KB gzipped) TypeScript wrapper around the fetch API with an intuitive, chainable syntax for making HTTP requests. It … | 91 | 5178 | active |
| line/armeria Armeria is a JVM microservice framework built on Netty that lets you serve gRPC, Thrift, REST, and static files on a single port. It provid… | 98 | 5133 | stable |
| 1nchaos/adata AData is a free, open-source Python library providing market data for China's A-share stock market, including stock codes, K-line quotes, E… | 53 | 5132 | active |
| mangiucugna/json_repair A Python library that repairs malformed JSON strings, such as broken output from LLMs, APIs, logs, or user input. It works as a drop-in fal… | 91 | 5079 | active |
| v2board/v2board V2Board is a self-hosted web panel for managing multiple proxy protocols such as V2Ray, Shadowsocks, Trojan, VLESS, and Hysteria. It provid… | 23 | 5061 | active |
| pollinations/pollinations Pollinations is an open-source generative AI platform offering free APIs for text, image, and vision model inference without requiring API … | 77 | 4996 | active |
| withcoral/coral Coral is a local SQL query engine that exposes APIs, files, and live data sources as read-only tables you can query and join with standard … | 81 | 4975 | active |
| Emby Server Emby Server is a self-hosted personal media server that organizes videos, music, photos, and live TV into a rich library and streams them t… | 23 | 4961 | active |
| trailhq/Graft Graft is an open-source context layer for large codebases that builds a deterministic code graph using tree-sitter AST parsing and exposes … | 58 | 4948 | active |
| intelowlproject/IntelOwl IntelOwl is an open-source, self-hosted application for managing threat intelligence at scale, querying many online analyzers and malware a… | 92 | 4683 | active |
| offu/WeRoBot WeRoBot is a Python framework for developing WeChat Official Account (公众号) robots. It provides decorators for handling incoming message typ… | 51 | 4661 | stable |
| blockscout/blockscout Blockscout is an open-source blockchain explorer for inspecting and analyzing EVM-based chains, supporting Ethereum mainnet, L2s, sidechain… | 95 | 4648 | active |
| Aimeos Aimeos is a full-featured, open-source PHP e-commerce framework that integrates with Laravel, Symfony, and TYPO3 to build online shops, mar… | 77 | 4526 | stable |
| auth0/express-jwt Express middleware that validates JSON Web Tokens (JWTs) using the webtoken library and attaches the decoded payload to the request object.… | 72 | 4513 | stable |
| web3/web3.js Web3.js is a collection of TypeScript/JavaScript libraries for interacting with Ethereum and EVM-compatible blockchains via the JSON-RPC AP… | 10 | 19917 | maintenance |
| rudderlabs/rudder-server RudderStack's open-source event streaming server, a privacy- and security-focused Segment alternative written in Go. It collects customer e… | 95 | 4477 | active |
| dreamhead/moco Moco is an easy-setup stub framework for the JVM that spins up mock HTTP, REST, WebSocket, and SSE servers from simple JSON configuration f… | 73 | 4445 | active |
| muety/wakapi Wakapi is a minimalist, self-hosted WakaTime-compatible backend for tracking and visualizing coding statistics such as time spent per proje… | 95 | 4410 | active |