function: api-framework
1878 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| fossasia/veditor Veditor is a standalone, reusable video-review and transcoding pipeline built with FastAPI and RQ, backed by Postgres and Redis. It exposes… | 77 | 1478 | active |
| liquidmetal-dev/flintlock Flintlock is a Go service for creating and managing the lifecycle of microVMs on a host machine, backed by containerd and supporting Firecr… | 92 | 1477 | active |
| openstack/neutron Neutron is OpenStack's Networking service, providing 'network connectivity as a service' for interface devices (vNICs) managed by other Ope… | 77 | 1470 | active |
| jeremydaly/lambda-api Lambda API is a lightweight Express.js-style web framework for Node.js designed specifically for AWS Lambda with API Gateway proxy integrat… | 95 | 1469 | active |
| softwaremill/tapir Tapir is a Scala library for describing HTTP APIs declaratively with type-safe endpoint definitions. Endpoints can be exposed as servers, c… | 94 | 1469 | active |
| oiov/vmail Vmail is a self-hosted temporary/disposable email service built entirely on Cloudflare Workers and D1, deployable with just a domain. It su… | 78 | 1463 | active |
| citerus/dddsample-core The official Domain-Driven Design (DDD) sample application, a joint effort by Eric Evans' Domain Language and Citerus, originally hosted on… | 43 | 5287 | maintenance |
| microlinkhq/unavatar unavatar.io is a unified avatar API that retrieves user profile images from a single URL by username, email, or domain across 72 platforms … | 95 | 1460 | active |
| fecshop/yii2_fecshop Fecshop (renamed FecMall) is a fully open-source B2C e-commerce system built on the PHP Yii2 framework, supporting multiple languages, curr… | 23 | 5265 | maintenance |
| Phineas/lanyard Lanyard is a hosted and self-hostable Elixir service that exposes live Discord user presence and activity data through a REST API and WebSo… | 76 | 1453 | active |
| lnx-search/lnx lnx is an open-source, self-hosted search database that exposes the Tantivy full-text search engine through a REST API. It offers typo-tole… | 44 | 1452 | active |
| BadChoice/handesk Handesk is a self-hosted Laravel-based help desk and lead management application. It provides multi-team ticketing with email polling, Slac… | 39 | 1452 | active |
| shridarpatil/whatomate Whatomate is an open-source, self-hosted WhatsApp Business platform shipped as a single Go binary with Docker support. It provides multi-te… | 69 | 1450 | active |
| Arksine/moonraker Moonraker is a Python-based web API server that exposes HTTP and WebSocket APIs for controlling and monitoring the Klipper 3D printer firmw… | 67 | 1449 | active |
| netcccyun/dnsmgr A self-hosted PHP (ThinkPHP) web application for managing DNS records across multiple providers (Alibaba Cloud, Tencent Cloud, Cloudflare, … | 90 | 1439 | active |
| rstudio/plumber Plumber is an R package that converts annotated R functions into RESTful web API endpoints using roxygen2-style comments. It handles routin… | 70 | 1438 | active |
| flashbots/mev-boost MEV-Boost is open-source middleware (a sidecar) for Ethereum proof-of-stake validators that connects consensus clients to a competitive mar… | 82 | 1437 | active |
| AnimechanOrg/animechan Animechan is a REST API service that serves anime quotes, character details, and series information from a curated collection of thousands … | 65 | 1436 | active |
| jakowenko/double-take Double Take is a self-hosted Docker application providing a unified UI and API for facial recognition. It abstracts multiple face detection… | 40 | 1436 | active |
| ShilongLee/Crawler A self-hostable crawler API server that exposes HTTP endpoints for scraping public data from Douyin, Kuaishou, Bilibili, Xiaohongshu, Weibo… | 53 | 1435 | active |
| XAMPPRocky/octocrab Octocrab is a modern, extensible GitHub API client library for Rust. It offers a strongly typed semantic API covering most GitHub endpoints… | 95 | 1434 | active |
| Edgenesis/shifu Shifu is a Kubernetes-native, protocol- and vendor-agnostic IoT gateway that represents physical devices as CRDs and device microservices (… | 99 | 1432 | active |
| CoreUnion/CoreShop CoreShop is an open-source e-commerce mall system built on ASP.NET Core 9.0 and Uni-App, featuring a visual page layout designer and full f… | 57 | 1430 | active |
| bootique/bootique Bootique is a minimally opinionated Java framework and launcher for building container-less runnable applications as collections of modules… | 76 | 1429 | active |
| crobertsbmw/deckofcards A REST API service that simulates drawing from one or more decks of playing cards, with shuffle, draw, and pile management endpoints. It is… | 46 | 1425 | stable |
| rails-api/rails-api Rails::API is a slimmed-down subset of Rails tailored for building API-only applications that serve JSON without the full middleware stack … | 32 | 5129 | maintenance |
| devnen/Chatterbox-TTS-Server A self-hosted server wrapping Resemble AI's Chatterbox TTS models behind an OpenAI-compatible API with a modern web UI. It supports voice c… | 65 | 1420 | active |
| FIND (Framework for Internal Navigation and Discovery, v2) FIND (Framework for Internal Navigation and Discovery) is a self-hosted server that determines indoor position using WiFi fingerprints from… | 23 | 5098 | maintenance |
| cydrobolt/polr Polr is a self-hostable, open-source URL shortening web application written in PHP on the Lumen framework, with a REST API and click analyt… | 23 | 5095 | maintenance |
| Jayy001/Search-That-Hash Search-That-Hash is a Python CLI tool that automatically submits hashes to popular online hash-cracking APIs to crack them in seconds. If n… | 27 | 1413 | active |
| superstreamerapp/superstreamer Superstreamer is a self-hostable, scalable video streaming platform that covers the full pipeline from transcoding and HLS packaging to dyn… | 51 | 1407 | active |
| koxudaxi/fastapi-code-generator A Python CLI tool that generates a FastAPI application, including Pydantic models and routers, from an OpenAPI document. It builds on datam… | 96 | 1405 | active |
| fabriziosalmi/certmate CertMate is a self-hosted certificate lifecycle management platform that issues and renews TLS certificates via ACME/Let's Encrypt across 2… | 81 | 1404 | active |
| brave/brave-search-mcp-server An MCP server that exposes the Brave Search API to AI clients, offering web, local, image, video, and news search plus AI summarization ove… | 81 | 1403 | active |
| danieleteti/delphimvcframework DelphiMVCFramework is a popular open-source MVC framework for building RESTful and JSON-RPC web APIs and web applications in Delphi/Object … | 76 | 1399 | stable |
| nager/Nager.Date Nager.Date is a .NET-based public holiday data project covering 200+ countries, exposed via a free public REST API, a hosted website, a Doc… | 94 | 1396 | active |
| zstackio/zstack ZStack is an open-source IaaS (Infrastructure as a Service) platform for automating datacenters, managing compute, storage, and networking … | 77 | 1394 | active |
| roncoo/roncoo-pay Roncoo-pay is an open-source internet payment system built in Java (Spring Boot) with independent account, user, payment access, transactio… | 32 | 4985 | maintenance |
| twilio/twilio-ruby The official Ruby gem for communicating with the Twilio REST API and generating TwiML for voice and messaging applications. It provides cli… | 99 | 1390 | active |
| Luracast/Restler Restler is a zero-boilerplate REST API framework for PHP 8+ that uses reflection to auto-generate routes, validation, and OpenAPI documenta… | 98 | 1382 | active |
| wemake-services/django-modern-rest django-modern-rest is a modern REST API framework for Django with full typing and async support. It provides a typed, async-first alternati… | 83 | 1374 | active |
| getmoneynote/moneynote-api MoneyNote is an open-source, self-hosted personal finance tracker built with Spring Boot 3, offering a backend API, web frontend, and Flutt… | 61 | 1369 | active |
| formancehq/ledger Formance Ledger is an open-source programmable double-entry core ledger for fintech applications, written in Go and backed by PostgreSQL. I… | 93 | 1365 | active |
| chriskacerguis/codeigniter-restserver A RESTful server implementation for CodeIgniter 3 provided as a single library, config file, and base controller. It lets PHP developers ex… | 71 | 4867 | maintenance |
| enatega/food-delivery-multivendor Enatega is a fully customizable, open-source multi-vendor delivery management system for launching food, grocery, courier, and home-service… | 97 | 1357 | active |
| xlrpa/FlowBot FlowBot is a WeChat/WeCom RPA bot built on Android accessibility services, controlled via an API to automate messaging tasks like auto-repl… | 66 | 1357 | active |
| campsite/campsite Campsite is an open-source team communication app combining posts, chat, video calls, and AI-generated summaries for distributed teams. Thi… | 31 | 4829 | maintenance |
| Amm1rr/WebAI-to-API A self-hosted Python server that exposes browser-based AI services like Google Gemini through an OpenAI-compatible /v1/chat/completions API… | 91 | 1349 | active |
| roottusk/vapi vAPI is a self-hostable deliberately vulnerable API that mimics the OWASP API Security Top 10 scenarios through hands-on exercises. It ship… | 23 | 1349 | active |
| apache/servicecomb-service-center Apache ServiceComb Service-Center is a RESTful service registry that enables microservices to register their instances and discover provide… | 73 | 1346 | active |
| Art-of-WiFi/UniFi-API-client A PHP API client class for interacting with Ubiquiti's UniFi Network Application (Controller) API over cURL. It exposes many UniFi endpoint… | 96 | 1343 | active |
| ACINQ/eclair Eclair is a Scala implementation of a Lightning Network node for Bitcoin, following the BOLT specifications. It provides a JSON HTTP API fo… | 95 | 1343 | active |
| insoxin/API A free, self-hostable REST API platform (姬长信 API) packaged as a Docker image, offering dozens of endpoints for daily-life services, news, w… | 66 | 1339 | active |
| warrant-dev/warrant Warrant is a highly scalable, centralized fine-grained authorization service inspired by Google Zanzibar, written in Go. It lets applicatio… | 46 | 1336 | active |
| oasdiff/oasdiff oasdiff is a Go CLI tool and GitHub Action that diffs OpenAPI/Swagger specifications and detects breaking API changes, generating changelog… | 95 | 1330 | active |
| cobbr/Covenant Covenant is a collaborative .NET command and control (C2) framework for red teamers, built as an ASP.NET Core cross-platform application wi… | 32 | 4730 | maintenance |
| graphql-hive/graphql-modules GraphQL Modules is a TypeScript library for building reusable, testable, and maintainable modules out of a GraphQL server's schema and reso… | 83 | 1327 | stable |
| GrandNode GrandNode is an open-source, headless, multi-tenant e-commerce platform built on ASP.NET Core and MongoDB (with support for AWS DocumentDB … | 79 | 1326 | active |
| theroyallab/tabbyAPI TabbyAPI is a FastAPI-based OpenAI-compatible API server for running large language models locally using the ExllamaV3 backend on NVIDIA GP… | 71 | 1324 | active |
| HAMA (Plex Anime Metadata) HAMA is a Plex metadata agent plugin that fetches anime series and movie metadata from AniDB, TVDB, and TMDB, using ScudLee's XML mappings … | 64 | 1321 | active |
| neurogen-dev/NeuroAPI NeuroAPI is a Russian AI API gateway providing unified OpenAI/Anthropic/Gemini-compatible access to models like GPT, Claude, Gemini, and De… | 62 | 1321 | active |
| yukkcat/gemini-business2api A self-hosted gateway service that exposes Gemini Business through an OpenAI-compatible API, with multi-account load balancing and an admin… | 58 | 1321 | active |
| basementstudio/xmcp xmcp is a TypeScript framework for building and deploying MCP (Model Context Protocol) servers, with file-system-based auto-discovery of to… | 82 | 1320 | active |
| DSharpPlus/DSharpPlus DSharpPlus is an unofficial .NET wrapper library for the Discord API, used to build Discord bots in C#. It is the continuation of DiscordSh… | 88 | 1319 | active |
| Meowv/Blog A personal blog system built on ABP vNext and .NET 5 with a front-end/back-end separated architecture: a RESTful API, a Blazor Server web f… | 75 | 1318 | active |
| spiculedata/saiku Saiku is an open-source semantic layer and OLAP analytics server built on Mondrian and Apache Calcite, exposing one cube to Excel (MDX/XMLA… | 98 | 1316 | active |
| getprobo/probo Probo is an open-source, self-hostable governance, risk, and compliance (GRC) platform for engineering and security teams, covering risk ma… | 84 | 1315 | active |
| wild-card-ai/agents-json agents.json is an open specification built on OpenAPI that formally describes contracts for API and agent interactions, translating OpenAPI… | 39 | 1315 | active |
| cedar2025/Xboard Xboard is a high-performance self-hosted proxy/VPN panel forked from V2board, built on Laravel with Octane, a React admin panel, and a Vue3… | 70 | 4668 | maintenance |
| VirtoCommerce/vc-platform Virto Commerce is an open-source, headless ecommerce platform for building extensible B2B, B2C, and B2B2C digital commerce solutions, marke… | 95 | 1311 | stable |
| erev0s/VAmPI VAmPI is a deliberately vulnerable REST API built with Flask that implements the OWASP Top 10 vulnerabilities for APIs. It is designed for … | 66 | 1311 | active |
| leafsphp/leaf Leaf is a lightweight, modular PHP framework focused on developer experience, rapid development, and high performance for web apps and APIs… | 98 | 1310 | active |
| hitrov/oci-arm-host-capacity A PHP CLI script that repeatedly calls the Oracle Cloud Infrastructure LaunchInstance API to grab an ARM Ampere A1 instance as soon as capa… | 10 | 1305 | active |
| gabriel-pineda/git-wrapped-api The Next.js-based API backend that powers git-wrapped.com, generating visualized summaries of a user's GitHub activity. It fetches GitHub s… | 21 | 1304 | active |
| makenotion/notion-mcp-server The official Model Context Protocol (MCP) server for the Notion API, written in TypeScript, exposing Notion pages and data sources as tools… | 63 | 4606 | maintenance |
| contentful/contentful.js The official JavaScript/TypeScript SDK for Contentful's Content Delivery and Preview APIs, letting applications fetch structured content fr… | 94 | 1296 | stable |
| benjaminjonard/koillection Koillection is a self-hosted web application for managing collections of any kind, such as books, DVDs, stamps, and games. It supports coll… | 99 | 1295 | active |
| go2ismail/Asp.Net-Core-Inventory-Order-Management-System A warehouse and inventory management system (WMS) built on ASP.NET Core 9 with a headless API using Clean Architecture, CQRS, and MediatR. … | 65 | 1286 | active |
| code-chat-br/whatsapp-api CodeChat is a self-hosted REST API service built on the Baileys library that exposes WhatsApp functionality (instances, messaging, chats, g… | 82 | 1282 | active |
| hyperonym/basaran Basaran is an open-source alternative to the OpenAI text completion API that serves Hugging Face Transformers-based text generation models … | 10 | 1282 | active |
| openfoodfoundation/openfoodnetwork Open Food Network is an open-source, not-for-profit online marketplace platform for local food, built with Ruby on Rails. It lets farmers, … | 96 | 1278 | active |
| SimeonGriggs/tints.dev A web application that generates 11-color (50-950) palettes for Tailwind CSS from a single hex value, with controls for hue, saturation, an… | 66 | 1278 | active |
| wq/django-rest-pandas Django REST Pandas is a Python library that serves pandas DataFrames through the Django REST Framework as a model-driven data API. It rende… | 52 | 1277 | stable |
| microsoft/PowerPlatformConnectors Microsoft's open-source repository of connectors for Power Automate, Power Apps, and Azure Logic Apps, including custom, certified, and ind… | 77 | 1276 | active |
| ridafkih/keeper.sh Keeper.sh is an open-source calendar syncing tool that copies events between Google Calendar, Outlook, iCloud, Fastmail, CalDAV servers, an… | 79 | 1272 | active |
| keithwhor/nodal Nodal is an opinionated Node.js framework for building stateless, data-centric CRUD API services backed by PostgreSQL. It provides a full-s… | 32 | 4482 | maintenance |
| vargasjona/fastapi-alembic-sqlmodel-async A production-oriented FastAPI project template combining async SQLModel as the ORM, Alembic migrations, Pydantic v2, JWT authentication, an… | 64 | 1269 | active |
| netlify/gotrue GoTrue is a small open-source API written in Go that handles user registration, authentication, and user management for APIs and Jamstack p… | 65 | 4462 | maintenance |
| balena-io/open-balena OpenBalena is an open-source platform for deploying and managing fleets of connected IoT devices running balenaOS, composed of backend serv… | 95 | 1265 | active |
| nextcord/nextcord Nextcord is a modern, async-ready Python wrapper for the Discord API, forked from discord.py. It provides a Pythonic API with proper rate l… | 86 | 1265 | active |
| hoodiehq/hoodie Hoodie is a Node.js-based generic backend that serves a client API for building Offline First applications that work regardless of connecti… | 23 | 4458 | maintenance |
| EDCD/EDMarketConnector Elite: Dangerous Market Connector (EDMC) is a desktop application that reads Elite Dangerous journal files and Frontier's Companion API to … | 89 | 1264 | active |
| Blockstream/esplora Esplora is a block explorer web interface for Bitcoin and Liquid, built as a single-page app with RxJS and Cycle.js on top of an electrs HT… | 88 | 1263 | active |
| Art-of-WiFi/UniFi-API-browser A self-hosted PHP web tool for browsing the data exposed by Ubiquiti's UniFi Controller API. It bundles API clients supporting both classic… | 76 | 1258 | active |
| linkedin/oncall Oncall is a self-hosted calendar application for scheduling and managing on-call shifts, built by LinkedIn. It serves as a source of truth … | 39 | 1258 | active |
| l429609201/misaka_danmu_server A self-hosted danmaku (bullet comment) aggregation and management server written in Python, compatible with the dandanplay API specificatio… | 81 | 1256 | active |
| feiniaojin/graceful-response Graceful Response is a Spring Boot library that elegantly handles API response processing, including unified response body wrapping, global… | 29 | 1253 | active |
| django-json-api/django-rest-framework-json-api A library that adds JSON:API specification support to Django REST framework, transforming default DRF responses into compliant JSON:API for… | 73 | 1252 | active |
| uasoft-indonesia/badaso Badaso is an open-source headless CMS and admin dashboard built on Laravel and Vue.js, providing a CRUD generator, API builder, and user/ro… | 46 | 1252 | active |
| faveosuite/faveo-helpdesk Faveo Helpdesk is an open-source, self-hosted customer support and ticketing system built on the Laravel PHP framework. It helps businesses… | 61 | 1250 | active |