function: api-framework
1878 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| adithya-s-k/omniparse OmniParse is a self-hosted ingestion and parsing platform that converts unstructured data (documents, images, audio, video, web pages) into… | 49 | 7815 | active |
| YaoApp/yao Yao Agents is a self-hosted, AI-native platform for running AI agents and workspaces across your own devices, with a task board, isolated w… | 99 | 7812 | active |
| Dolibarr/dolibarr Dolibarr ERP & CRM is an open-source web application written in PHP that manages business activities including contacts, quotes, invoices, … | 99 | 7541 | stable |
| civitai/civitai Civitai is a web platform for sharing, discovering, and discussing Stable Diffusion models, textual inversions, LoRAs, VAEs, and other gene… | 77 | 7238 | active |
| apache/caldera Apache Caldera is a cybersecurity platform for automated adversary emulation built on the MITRE ATT&CK framework. It provides an asynchrono… | 79 | 7213 | active |
| Zipstack/unstract Unstract is an open-source, LLM-driven platform that extracts structured JSON data from unstructured documents such as PDFs, images, and sc… | 88 | 7172 | active |
| NVIDIA-NeMo/Guardrails NVIDIA NeMo Guardrails is an open-source Python toolkit for adding programmable guardrails to LLM-based conversational applications. It sit… | 93 | 7017 | active |
| authzed/spicedb SpiceDB is an open-source, Google Zanzibar-inspired database for storing, computing, and validating fine-grained authorization data at scal… | 99 | 6990 | stable |
| deeppavlov/DeepPavlov DeepPavlov is an open-source Python NLP library built on PyTorch and Hugging Face transformers for developing, training, and deploying stat… | 39 | 6989 | active |
| simple-login/app SimpleLogin is an open-source email aliasing service that lets users create unique aliases to receive and send emails without exposing thei… | 94 | 6950 | active |
| SpringBlade SpringBlade is an enterprise-grade microservices development platform built on Spring Boot 4, Spring Cloud 2025, and Java 21, with a compan… | 93 | 6931 | active |
| OpenSignLabs/OpenSign OpenSign is a free, open-source document e-signing application and DocuSign alternative built with React, Node.js, and MongoDB. It supports… | 94 | 6919 | active |
| 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 |
| plastic-labs/honcho Honcho is an open-source memory infrastructure service for building stateful AI agents that maintain understanding of users, agents, groups… | 72 | 6861 | active |
| apache/openwhisk Apache OpenWhisk is an open source distributed serverless (FaaS) cloud platform that executes functions in response to events at any scale … | 67 | 6794 | active |
| wger-project/wger wger is a self-hosted, open-source fitness manager for tracking workout routines, nutrition, body weight, and measurements, with a built-in… | 92 | 6774 | 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 |
| infobyte/faraday Faraday is an open-source vulnerability management platform that aggregates, normalizes, and deduplicates findings from over 90 security to… | 98 | 6695 | active |
| jetlinks/jetlinks-community JetLinks is an open-source, fully reactive enterprise IoT platform built on Java 17, Spring Boot 3.x, WebFlux, Netty, and Reactor. It provi… | 72 | 6593 | active |
| airweave-ai/airweave Airweave is an open-source context retrieval layer that connects to apps, databases, and documents and exposes their data through a single … | 74 | 6564 | active |
| microsoft/call-center-ai An AI-powered call center service that lets you initiate or receive phone calls handled by an LLM-driven agent via a simple API call. Built… | 64 | 6563 | active |
| thedevdojo/wave Wave is an open-source SaaS starter kit and framework built on Laravel, Livewire, and Tailwind CSS. It ships with authentication, billing a… | 86 | 6544 | active |
| j3ssie/osmedeus Osmedeus is a security-focused declarative orchestration engine that lets users define reconnaissance and vulnerability-scanning pipelines … | 93 | 6538 | active |
| Flagsmith/flagsmith Flagsmith is an open-source feature flagging and remote configuration service that lets teams toggle features on and off, segment users, an… | 95 | 6530 | active |
| StackStorm/st2 StackStorm is an open-source event-driven automation platform ('IFTTT for Ops') that ties together services and tools via sensors, triggers… | 76 | 6527 | 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 |
| moleculerjs/moleculer Moleculer is a fast, progressive microservices framework for Node.js that helps build efficient, reliable, and scalable distributed service… | 86 | 6376 | stable |
| vllm-project/vllm-omni vLLM-Omni is a Python framework extending vLLM for efficient inference and serving of omni-modality models, including diffusion transformer… | 83 | 6369 | active |
| 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 |
| apache/camel Apache Camel is an open-source integration framework offering 350+ connectors for databases, APIs, message brokers, and cloud services, wit… | 77 | 6300 | stable |
| MarSeventh/CloudFlare-ImgBed CloudFlare ImgBed is an open-source, self-hosted image and file hosting application deployable on Cloudflare Pages/Workers (serverless) or … | 86 | 6297 | active |
| rorkai/App-Store-Connect-CLI A fast, scriptable command-line tool written in Go for the App Store Connect API, covering TestFlight, builds, submissions, signing, metada… | 78 | 6253 | active |
| nlweb-ai/NLWeb NLWeb is an open protocol and Python reference implementation for adding natural language conversational interfaces to websites, leveraging… | 63 | 6250 | active |
| JimmyLv/BibiGPT-v1 BibiGPT is an AI-powered web application that summarizes videos and audio from platforms like Bilibili, YouTube, TikTok, and podcasts, gene… | 57 | 6194 | active |
| gz-yami/mall4cloud Mall4cloud is an open-source (AGPLv3) microservices-based B2B2C e-commerce mall system built on Spring Boot 4, Spring Cloud, Nacos, Seata, … | 80 | 6137 | active |
| valhalla/valhalla Valhalla is an open source routing engine and set of libraries built on OpenStreetMap data, written in C++. It provides turn-by-turn direct… | 93 | 6123 | active |
| lightdash/lightdash Lightdash is an open-source, agentic business intelligence platform that lets data teams define governed metrics, dashboards, AI agents, an… | 95 | 6084 | active |
| ZhongFuCheng3y/austin Austin is a unified message push platform written in Java (Spring Boot) that sends notifications across channels such as email, SMS, WeChat… | 71 | 6072 | active |
| codeigniter4/CodeIgniter4 CodeIgniter 4 is a lightweight, full-stack PHP web framework with a small footprint, MVC architecture, and built-in security features like … | 93 | 5968 | active |
| fullstorydev/grpcui grpcui is a command-line tool that launches an interactive browser-based web UI for invoking and testing gRPC services, similar to Postman … | 85 | 5921 | active |
| arp242/goatcounter GoatCounter is an open-source, privacy-friendly web analytics platform available as a free hosted service or a self-hosted Go application, … | 74 | 5913 | active |
| Countly/countly-server Countly is a privacy-first, self-hostable product analytics and customer engagement platform with dashboards, crash reporting, push notific… | 94 | 5892 | active |
| cortexproject/cortex Cortex is a horizontally scalable, highly available, multi-tenant long-term storage backend for Prometheus and OpenTelemetry metrics. It ru… | 91 | 5856 | stable |
| 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 |
| Klavis-AI/klavis Klavis AI is an open-source MCP (Model Context Protocol) integration platform that lets AI agents connect to 100+ prebuilt tool integration… | 65 | 5793 | active |
| inngest/inngest Inngest is an event-driven durable execution platform for running stateful step functions and AI workflows on serverless, servers, or the e… | 95 | 5766 | active |
| nuclio/nuclio Nuclio is a high-performance open-source serverless (FaaS) platform for real-time event and data processing, deployable standalone via Dock… | 95 | 5750 | stable |
| dromara/lamp-cloud lamp-cloud is a Java-based microservices rapid development platform built on Spring Boot and Spring Cloud, focused on multi-tenant (SaaS) a… | 71 | 5748 | active |
| letsencrypt/boulder Boulder is the Go implementation of an ACME-based certificate authority that powers Let's Encrypt. It automates domain validation and issua… | 95 | 5742 | active |
| baserow/baserow Baserow is an open-source, no-code platform for building databases, applications, automations, dashboards, and AI agents, positioned as an … | 97 | 5723 | active |
| serge-chat/serge Serge is a self-hosted web chat interface for running LLMs locally via llama.cpp, built with a SvelteKit frontend and FastAPI backend. It s… | 10 | 5714 | active |
| openfga/openfga OpenFGA is a high-performance, open-source fine-grained authorization and permission engine inspired by Google's Zanzibar, owned by the CNC… | 99 | 5661 | stable |
| tModLoader/tModLoader tModLoader is an open-source, community-driven modding API and mod loader for the game Terraria, distributed as a free Steam app. It lets p… | 98 | 5591 | active |
| OWASP/Nettacker OWASP Nettacker is a Python-based automated penetration testing and information-gathering framework for reconnaissance, vulnerability scann… | 88 | 5535 | active |
| kanbn/kan Kan is an open-source, self-hostable kanban project management application positioned as a Trello alternative. It offers boards, cards, lab… | 80 | 5507 | active |
| ServiceStack ServiceStack is a full-featured, message-based web services framework for .NET that lets you declare typed Request DTOs once and generate A… | 99 | 5498 | active |
| mostlygeek/llama-swap A Go-based proxy service that lets you run multiple local AI inference servers (llama.cpp, vllm, ComfyUI, etc.) and hot-swap between models… | 85 | 5480 | active |
| rmosolgo/graphql-ruby graphql-ruby is a Ruby implementation of the GraphQL specification for building GraphQL server APIs in Ruby and Rails applications. It prov… | 67 | 5444 | stable |
| TaskingAI/TaskingAI TaskingAI is an open-source Backend-as-a-Service (BaaS) platform for developing and deploying LLM-based AI agents. It unifies access to hun… | 17 | 5401 | 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 |
| googleapis/google-cloud-python The official monorepo of idiomatic Python client libraries for Google Cloud Platform services, covering APIs like BigQuery, Storage, AI Pla… | 95 | 5376 | stable |
| QOR QOR is a set of modular Go libraries that abstract common features needed for building business applications, CMSs, and e-commerce systems,… | 65 | 5344 | active |
| ag2ai/faststream FastStream is an asynchronous Python framework for building event-driven applications on top of message brokers like Kafka, RabbitMQ, NATS,… | 98 | 5316 | active |
| tsuru/tsuru Tsuru is an open-source, extensible Platform as a Service (PaaS) that simplifies application deployment and management on top of Kubernetes… | 99 | 5305 | active |
| dunglas/mercure Mercure is an open protocol (with an IETF Internet-Draft) for pushing real-time updates to browsers and HTTP clients over Server-Sent Event… | 90 | 5300 | stable |
| 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 |
| grafana/mimir Grafana Mimir is an open source, horizontally scalable, highly available, multi-tenant time series database providing long-term storage for… | 99 | 5218 | active |
| datarhei/restreamer Datarhei Restreamer is a self-hosted live video streaming server with a web UI, built on FFmpeg and distributed as a Docker image. It inges… | 60 | 5174 | 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 |
| rajnandan1/kener Kener is an open-source, self-hosted status page and uptime monitoring application built with SvelteKit. It tracks multiple service types (… | 87 | 5129 | active |
| mathesar-foundation/mathesar Mathesar is a self-hosted web application providing a spreadsheet-like interface for viewing, editing, querying, and collaborating on Postg… | 92 | 5107 | active |
| SuanmoSuanyangTechnology/MemoryBear MemoryBear is an AI memory management system that gives LLM agents and chatbots human-like long-term memory across a full lifecycle of perc… | 84 | 5088 | active |
| mediacms-io/mediacms MediaCMS is an open source, self-hosted video and media CMS built with Django and React, exposing a REST API. It supports video, audio, ima… | 99 | 5083 | active |
| jitsucom/jitsu Jitsu is an open-source, self-hostable event data platform and Segment alternative that collects event data from websites, apps, and server… | 97 | 5043 | active |
| tencentmusic/supersonic SuperSonic is an AI+BI platform that combines Chat BI (natural language querying powered by LLMs) with Headless BI (a governed semantic lay… | 64 | 5030 | active |
| soruly/trace.moe trace.moe is an anime scene search engine that identifies which anime, episode, and exact timestamp a screenshot comes from. This repositor… | 76 | 5022 | active |
| stoplightio/prism Prism is an open-source CLI tool that turns OpenAPI v2/v3 documents or Postman Collections into a fully functional HTTP mock server with dy… | 97 | 5016 | active |
| ddnexus/pagy Pagy is a fast, framework-agnostic pagination library written in plain Ruby. It supports multiple pagination techniques (OFFSET, COUNTLESS,… | 99 | 4988 | 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 |
| dpgaspar/Flask-AppBuilder Flask-AppBuilder is a rapid application development framework built on top of Flask, providing automatic CRUD generation for SQLAlchemy mod… | 92 | 4958 | stable |
| DefectDojo/django-DefectDojo DefectDojo is an open-source vulnerability management, DevSecOps, and ASPM platform built on Django. It aggregates findings from hundreds o… | 95 | 4909 | active |
| m3db/m3 M3 is an open-source distributed metrics platform comprising a purpose-built time series database (M3DB), a metrics aggregator, a Prometheu… | 67 | 4895 | stable |
| aipotheosis-labs/aci ACI.dev is an open-source tool-calling platform that connects 600+ SaaS tools to AI agents and agentic IDEs via direct function calling or … | 62 | 4885 | active |
| flipt-io/flipt Flipt is a self-hosted, Git-native feature flag management platform that stores flags as code in your own Git repositories and evaluates th… | 97 | 4882 | stable |
| statamic/cms Statamic is a flat-first, Laravel-powered content management system distributed as a Composer package that installs into an existing Larave… | 95 | 4877 | active |
| searchkit/searchkit Searchkit is an open-source TypeScript library providing search UI components and a Node.js API layer for building search experiences on to… | 77 | 4857 | active |
| goravel/goravel Goravel is a full-featured, modular web application framework for Go, styled after Laravel so PHP developers can build Golang applications … | 93 | 4818 | active |
| openai/chatgpt-retrieval-plugin A FastAPI-based retrieval backend that provides semantic search over personal or organizational documents using natural language queries, w… | 30 | 21213 | maintenance |
| ant-media/Ant-Media-Server Ant Media Server is a scalable open-source media server for ultra-low latency live streaming, built around WebRTC (~0.5s latency) with supp… | 89 | 4726 | stable |
| xxnuo/MTranServer MTranServer is an offline machine translation server with very low resource usage and millisecond response times, requiring no GPU. It supp… | 66 | 4675 | active |
| OPNsense OPNsense is an open-source, FreeBSD-based firewall and routing platform with a web GUI, REST API, and extensible plugin system. It provides… | 77 | 4653 | active |
| truefoundry/trueforge TrueForge is an open-source agent harness that provides the runtime layer turning an LLM into a working agent, with MCP tools, skills, sand… | 79 | 4552 | active |
| CLI Printing Press A Go-based CLI generator that studies official API docs, community CLIs, MCP servers, and undocumented web APIs to produce token-efficient,… | 77 | 4550 | active |
| VRSEN/agency-swarm Agency Swarm is a Python framework for building multi-agent AI applications on top of the OpenAI Agents SDK. It lets developers define spec… | 92 | 4540 | 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 |
| typestack/routing-controllers A TypeScript framework for building structured, declarative class-based controllers with decorators on top of Express or Koa. It handles ro… | 72 | 4504 | stable |
| 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 |