function: api-framework
1878 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| HisAtri/LrcApi A Flask-based API service that fetches LRC lyrics and album/artist cover art for music players, built primarily for StreamMusic and Navidro… | 70 | 1244 | active |
| xllm-go/bypass A Go server that reverse-engineers the chat interfaces of multiple AI providers (Coze, DeepSeek, Cursor, Windsurf, Grok, Bing Copilot, You,… | 62 | 1239 | active |
| LiteLLM-Labs/litellm-agent-control-plane LiteLLM Agent Control Plane is a self-hosted platform that provides one unified API and UI for creating and running AI agents across multip… | 53 | 1235 | active |
| lnbits/lnbits LNbits is a free, open-source Python server that provides Bitcoin Lightning Network wallet and account management on top of any Lightning f… | 96 | 1234 | stable |
| musonza/chat A Laravel package for adding chat and messaging functionality to applications, supporting conversations between multiple Eloquent models. I… | 92 | 1233 | active |
| snarfed/bridgy-fed Bridgy Fed is an open-source bridge service that connects decentralized social networks, translating profiles, posts, likes, reposts, follo… | 77 | 1232 | active |
| TheSmallHanCat/sora2api A self-hosted OpenAI-compatible API gateway that wraps Sora's text-to-video and image generation capabilities behind standard /v1/chat/comp… | 10 | 1232 | active |
| nestjsx/crud A NestJS microframework that generates full-featured CRUD controllers and services for RESTful APIs with decorators. It includes rich query… | 23 | 4324 | maintenance |
| vybenetwork/solana-mcp-vybe A public remote MCP (Model Context Protocol) server by Vybe that exposes the Vybe Solana Data API to AI clients like Claude, Cursor, Windsu… | 59 | 1227 | active |
| abraham/twitteroauth TwitterOAuth is the most popular PHP library for interacting with Twitter's OAuth REST API, providing minimalist generic wrappers for API r… | 92 | 4302 | maintenance |
| metoro-io/mcp-golang mcp-golang is an unofficial Go implementation of the Model Context Protocol (MCP) for building MCP servers and clients with minimal boilerp… | 65 | 1226 | active |
| meteroid-oss/meteroid Meteroid is an open-source pricing and billing infrastructure platform for SaaS, offering usage metering, subscription management, invoicin… | 95 | 1222 | active |
| Joooook/12306-mcp A Model Context Protocol (MCP) server that exposes 12306 (China Railway) ticket search capabilities to large language models. It provides A… | 83 | 1220 | active |
| AvitalTamir/cyphernetes Cyphernetes is a Cypher-inspired query language and CLI for Kubernetes that lets users express cluster operations as graph queries (MATCH/W… | 69 | 1220 | active |
| frourios/frourio Frourio is a TypeScript full-stack framework that statically type-checks API communication between frontend and backend by generating bridg… | 42 | 1220 | active |
| OpenWonderLabs/SwitchBotAPI Official documentation for the SwitchBot Open API v1.1, a REST API for controlling and monitoring SwitchBot smart home devices. It covers a… | 75 | 1210 | active |
| graphql-compose/graphql-compose graphql-compose is a TypeScript toolkit for programmatically building and modifying complex GraphQL schemas on Node.js. It provides a type … | 23 | 1210 | stable |
| nokonoko/Uguu Uguu is a lightweight, self-hosted temporary file hosting platform written in PHP, supporting drag-and-drop, paste, click, and API uploads.… | 66 | 1207 | active |
| vybenetwork/solana-swap-api A reference implementation and starter kit for the Vybe Solana Swap API, providing a Node.js backend and frontend demo that fetch DEX swap … | 56 | 1207 | active |
| oxidecomputer/dropshot Dropshot is a Rust library for exposing REST APIs from a Rust program, with built-in OpenAPI generation. It provides an async HTTP server l… | 77 | 1197 | active |
| LasseRafn/ui-avatars UI Avatars is a PHP service that generates simple initial-based avatar images from names via a URL-based API, powering ui-avatars.com. It c… | 76 | 1196 | stable |
| owntracks/recorder A lightweight C program that stores and serves location data published by OwnTracks mobile apps via MQTT or HTTP. It stores data in plain f… | 89 | 1193 | active |
| goodreasonai/ScrapeServ ScrapeServ is a self-hosted API service that accepts a URL and returns the website's data along with browser screenshots, using Playwright … | 25 | 1181 | active |
| thinkany-ai/rag-search A RAG (retrieval-augmented generation) search API service built with FastAPI by the ThinkAny AI search engine team. It combines web search … | 25 | 1180 | active |
| BiFangKNT/mtga MTGA is a local proxy application that lets IDEs with fixed model providers (such as Trae) use arbitrary LLM backends. It exposes an OpenAI… | 76 | 1179 | active |
| Sponge SpongeAPI is a mature, community-driven plugin API for Minecraft: Java Edition, providing the interface layer that plugin developers code a… | 83 | 1173 | active |
| unionj-cloud/go-doudou go-doudou is a lightweight Go microservice framework based on OpenAPI 3.0 (for REST) and Protobuf v3 (for gRPC), with a built-in code gener… | 68 | 1172 | active |
| jointakahe/takahe Takahē is a Python-based ActivityPub/Fediverse server for microblogging, currently in beta toward a 1.0 release. It supports multiple domai… | 32 | 1172 | active |
| Hex Hexpm is the API server and website powering hex.pm, the package registry for the Erlang ecosystem (Elixir, Erlang, Gleam). It handles pack… | 77 | 1170 | active |
| wavesplatform/Waves The reference implementation of the Waves blockchain node, written in Scala, that processes and validates transactions, generates and store… | 87 | 1168 | active |
| fawazahmed0/quran-api A free Quran API service exposing Quran text and 440+ translations in 90+ languages via REST-style JSON endpoints served over a CDN. It req… | 65 | 1167 | stable |
| aegra/aegra Aegra is an open-source, self-hosted backend server for running LangGraph AI agents, serving as a drop-in replacement for LangSmith Deploym… | 85 | 1165 | active |
| librariesio/libraries.io Libraries.io is an open source discovery service that indexes millions of packages across 32 package managers, letting developers search an… | 75 | 1156 | active |
| daimon3332/address A self-hosted web application that generates realistic residential addresses and synthetic test profiles for 27 countries and regions, buil… | 80 | 1149 | active |
| aws-samples/aws-serverless-ecommerce-platform A sample serverless backend implementation for an e-commerce website built on AWS services like Lambda, EventBridge, AppSync, and API Gatew… | 10 | 1146 | active |
| resteasy/resteasy RESTEasy is a Java framework implementing the Jakarta RESTful Web Services (JAX-RS) specification and the MicroProfile REST Client API for … | 98 | 1141 | stable |
| django-tastypie/django-tastypie Tastypie is a webservice API framework for Django that provides a convenient, highly customizable abstraction for creating REST-style inter… | 68 | 3947 | maintenance |
| TheHive-Project/TheHive TheHive is a collaborative security incident response and case management platform for SOC teams, supporting alert triage, case investigati… | 10 | 3947 | maintenance |
| tesseral-labs/tesseral Tesseral is open-source, multi-tenant authentication infrastructure designed for B2B SaaS applications, runnable as a cloud service or self… | 43 | 1138 | active |
| somta/Juggle Juggle is a zero-code/low-code API orchestration and system integration platform for composing microservice interfaces into complex flows v… | 81 | 1137 | active |
| apiflask/apiflask APIFlask is a lightweight Python web API framework built on Flask that adds declarative input/output handling, automatic request validation… | 92 | 1134 | active |
| WordPress REST API The WordPress REST API, originally developed as the WP-API plugin and merged into WordPress core since version 4.7, exposes WordPress site … | 10 | 3922 | maintenance |
| desenvolvedor-io/dev-store DevStore is a microservices e-commerce reference application built with ASP.NET 9, demonstrating Clean Architecture, DDD, CQRS, and common … | 39 | 1132 | active |
| marmelab/ng-admin ng-admin is an AngularJS-based framework that generates a complete administration GUI (datagrids, filters, forms, dashboards) on top of any… | 23 | 3901 | maintenance |
| ixre/go2o Go2o is a Go-based open-source O2O (online-to-offline) e-commerce business framework built on domain-driven design (DDD) principles, expose… | 75 | 1128 | active |
| openwisp/django-rest-framework-gis A Python library providing geographic add-ons (GeoJSON serializers, geometry fields, spatial filters) for Django REST Framework. It is main… | 89 | 1127 | active |
| sml2h3/ddddocr-fastapi A minimal FastAPI-based REST API service wrapping the DdddOcr OCR engine, exposing endpoints for image text recognition, slide captcha matc… | 23 | 1126 | active |
| claudiajs/claudia Claudia.js is a command-line tool that automates deploying Node.js projects to AWS Lambda and API Gateway. It handles error-prone packaging… | 68 | 3885 | maintenance |
| Quorinex/Kiro-Go A Go service that converts Kiro accounts into OpenAI- and Anthropic-compatible API endpoints, with multi-account pooling, round-robin load … | 58 | 1124 | active |
| logchimp/logchimp LogChimp is an open-source, self-hosted customer feedback platform for collecting, organizing, and analyzing user feedback with boards, roa… | 98 | 1123 | active |
| ponder-sh/ponder Ponder is an open-source TypeScript framework for indexing EVM smart contract data into Postgres and serving it via GraphQL or SQL over HTT… | 95 | 1121 | active |
| orangehrm/orangehrm OrangeHRM is an open-source, self-hosted Human Resource Management (HRM) system built in PHP with MySQL, covering core enterprise HR functi… | 83 | 1118 | active |
| graphql-hive/SOFA SOFA (sofa-api) is a Node.js library that automatically generates a fully RESTful API from an existing GraphQL schema, turning queries, mut… | 76 | 1118 | active |
| canton7/RestEase RestEase is a type-safe REST API client library for .NET, where you define an interface describing the remote endpoints and RestEase genera… | 32 | 1116 | stable |
| BenLorantfy/nestjs-zod A TypeScript library providing NestJS integration for Zod schema validation. It lets you create DTOs from Zod schemas, validate request bod… | 97 | 1115 | active |
| saidsurucu/yargi-mcp A FastMCP-based Model Context Protocol server that provides access to Turkish legal databases, including Yargıtay, Danıştay, Anayasa Mahkem… | 82 | 1107 | active |
| taksssss/iptv-tool A self-hosted IPTV toolbox deployed via Docker that manages EPG (electronic program guide) data, live source playlists (TXT/M3U), and chann… | 68 | 1107 | active |
| leangen/graphql-spqr GraphQL SPQR is a Java library that dynamically generates a GraphQL schema from existing Java code, enabling code-first GraphQL API develop… | 52 | 1102 | active |
| openresponses/openresponses Open Responses is an open-source specification for multi-provider, interoperable LLM interfaces modeled on the OpenAI Responses API, defini… | 57 | 1100 | active |
| chirpstack/chirpstack ChirpStack is an open-source LoRaWAN Network Server written in Rust for setting up private or public LoRaWAN networks. It provides a multi-… | 94 | 1096 | stable |
| OpenAPITools/openapi-diff A Java-based utility that compares two OpenAPI 3.x specifications and reports the differences. It can render diffs as HTML, Markdown, Ascii… | 87 | 1095 | active |
| bubblelabai/BubbleLab Bubble Lab is an open-core workflow engine written in TypeScript that powers the Bubble Lab Slack-native AI operator platform. It can be ru… | 53 | 1094 | active |
| googleapis/google-cloud-dotnet Google's official .NET client libraries for Google Cloud Platform services, published as NuGet packages covering APIs like BigQuery, Storag… | 96 | 1093 | active |
| spring-projects/spring-hateoas Spring HATEOAS is a Java library that helps create REST representations following the HATEOAS principle, addressing link creation and repre… | 98 | 1091 | stable |
| karlomikus/bar-assistant Bar Assistant is a self-hosted, all-in-one API server for managing a home cocktail bar, built in PHP (Laravel). It handles cocktail recipes… | 95 | 1089 | active |
| spotify2tidal/spotify_to_tidal A Python command line tool that imports and synchronizes Spotify playlists into a Tidal account. It is optimized for performance, making it… | 83 | 1084 | active |
| metabrainz/musicbrainz-server The official server for the MusicBrainz project, providing the musicbrainz.org website, a RESTful web service API, and database tools for t… | 77 | 1083 | active |
| kuestcom/prediction-market Kuest is an open-source, white-label prediction market platform (a Polymarket/Kalshi-style clone) built on Polygon with USDC settlement. Op… | 63 | 1083 | active |
| dromara/jquick-curl A Java library that parses raw curl commands (copied from Postman, Apifox, or browser DevTools) into executable HTTP requests, using ANTLR … | 86 | 1081 | active |
| nasa/apod-api NASA's open-source microservice that serves the Astronomy Picture of the Day (APOD) API, returning JSON metadata and image links parsed fro… | 65 | 1080 | active |
| LightCountry/TokenPay TokenPay is a self-hosted blockchain payment solution written in C# that accepts TRX, USDT-TRC20, and ETH-series native coins and ERC20 tok… | 50 | 1080 | active |
| hiparker/opsli-boot OPSLI is a low-code rapid development platform for building Java admin/back-office systems, built on Spring Boot with a Vue + Element UI fr… | 69 | 1079 | active |
| beam-community/stripity-stripe An Elixir library providing a client for the Stripe payment processing API. It supports configurable API keys, per-request API version pinn… | 93 | 1075 | active |
| lichess-bot-devs/lichess-bot A Python bridge that connects chess engines (UCI, XBoard, or homemade) to the Lichess Bot API, letting you run a bot account that plays gam… | 77 | 1073 | active |
| IQSS/dataverse Dataverse is an open source research data repository platform for sharing, finding, citing, and preserving research data, developed at Harv… | 93 | 1072 | active |
| mattogodoy/nametag Nametag is a self-hostable personal relationship manager (PRM) for tracking people, birthdays, relationships, and interactions. It offers i… | 79 | 1069 | active |
| google/rejoiner A Java library from Google that generates a unified GraphQL schema from gRPC microservices and other Protobuf sources. It maps GraphQL quer… | 10 | 3658 | maintenance |
| Firebase SDK for Cloud Functions Cloud Functions for Firebase is a serverless framework that runs JavaScript, TypeScript, Python, and (experimentally) Dart backend code in … | 98 | 1066 | active |
| Dataherald/dataherald Dataherald is an open-source natural language-to-SQL engine for enterprise question answering over relational databases, exposing an API th… | 19 | 3646 | maintenance |
| graphiti-api/graphiti Graphiti is a Ruby framework for building JSON:API-compliant APIs on top of your models (typically ActiveRecord). It replaces hand-written … | 100 | 1059 | active |
| open-webui/openapi-servers A collection of reference OpenAPI Tool Server implementations that expose external tools and data sources to LLM agents over standard REST … | 39 | 1059 | active |
| Badgerati/Pode Pode is a cross-platform, open-source web framework written in PowerShell for building REST APIs, web pages, and TCP/SMTP servers. It suppo… | 100 | 1057 | active |
| Rain120/qq-music-api A QQ Music API service built with Koa2 and TypeScript that proxies web-side QQ Music endpoints for songs, artists, playlists, and rankings.… | 76 | 1056 | active |
| andreaselia/laravel-api-to-postman A Laravel package that automatically generates a Postman collection (v2.1.0 schema) from your application's API routes via an Artisan comma… | 67 | 1053 | active |
| wxxxcxx/ms-ra-forwarder A self-hostable free online text-to-speech API that proxies Microsoft Edge 'Read Aloud' and Azure TTS demo endpoints. It can be deployed vi… | 61 | 1053 | active |
| hookdeck/outpost Outpost is open-source outbound webhook and event delivery infrastructure that lets SaaS platforms reliably send events to their customers'… | 84 | 1052 | active |
| iluobei/miaomiaowu Miaomiaowu is a lightweight, self-hosted Clash subscription management system for managing proxy nodes, generating subscriptions, and aggre… | 77 | 1047 | active |
| aimeos/ai-client-jsonapi A PHP package providing the frontend JSON REST API for Aimeos e-commerce projects. It exposes shop data and operations as a JSON API for he… | 75 | 1047 | active |
| ardalis/Result A C# library providing a Result abstraction for representing success and failure outcomes of service methods, with optional mapping to HTTP… | 70 | 1046 | active |
| aimeos/ai-controller-frontend The Aimeos frontend controller package providing the business logic layer for e-commerce projects built on the Aimeos PHP framework. It han… | 75 | 1045 | active |
| screwdriver-cd/screwdriver Screwdriver is an open-source, self-hosted build platform for continuous delivery, built as a pluggable collection of services (API, UI, lo… | 68 | 1045 | active |
| tmwgsicp/wechat-download-api An open-source API service for fetching WeChat official account articles, generating standard RSS 2.0 feeds, and exporting entire account a… | 77 | 1043 | active |
| HG-ha/ICP_Query A self-hosted service (Python and Rust implementations) that queries China MIIT ICP filing records for domains, apps, mini-programs, quick … | 95 | 1042 | active |
| willdurand/Hateoas A PHP library for building HATEOAS REST web service representations by adding hypermedia links and embedded resources to API responses. It … | 70 | 1042 | stable |
| iptag/jimeng-api A self-hosted API service that reverse-engineers Jimeng AI (China) and Dreamina (international) to expose free AI image and video generatio… | 10 | 1041 | active |
| thephpleague/fractal A PHP library providing a presentation and transformation layer for complex data output in RESTful APIs, acting as a view layer for JSON. I… | 56 | 3544 | maintenance |
| akeneo/pim-community-dev Akeneo PIM Community Edition is an open-source Product Information Management application built on Symfony (PHP) with a JavaScript frontend… | 82 | 1040 | active |
| mobilityhouse/ocpp A Python package implementing the JSON version of the Open Charge Point Protocol (OCPP), supporting OCPP 1.6, 2.0.1, and Edition 3. It prov… | 83 | 1038 | active |
| opensupports/opensupports OpenSupports is a free and open-source, self-hostable helpdesk ticketing web application built with PHP and JavaScript on MySQL. It lets cu… | 23 | 1038 | active |
| forgefed/forgefed ForgeFed is an ActivityPub-based federation protocol specification for software forges, enabling interoperable repository hosting, issue tr… | 68 | 1037 | active |