function: websocket
1166 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| luc-github/ESP3D ESP3D is open-source firmware for ESP8266/ESP8285 and ESP32 boards that adds WiFi connectivity to 3D printers, CNC machines, and sand table… | 91 | 1990 | active |
| EsperoTech/yaade Yaade is an open-source, self-hosted, collaborative API development environment designed as a Postman alternative. It supports REST and Web… | 51 | 1986 | active |
| librats/rats-search A cross-platform BitTorrent search engine for desktop and web servers that crawls the DHT network and indexes torrents for full-text search… | 99 | 1960 | active |
| tiger1103/gfast GFast is a full-stack, front-end/back-end separated admin management system built on GoFrame 2.x and Vue3 + Element Plus. It ships with RBA… | 70 | 1959 | active |
| asc-lab/dotnetcore-microservices-poc A proof-of-concept insurance sales system built with .NET 8 using a microservices architecture, demonstrating CQRS with MediatR, service di… | 51 | 1939 | active |
| webtorrent/bittorrent-tracker A Node.js and browser library implementing both BitTorrent tracker client and server, supporting HTTP, UDP, and WebTorrent (WebSocket/WebRT… | 82 | 1937 | active |
| spring-projects/spring-session Spring Session is a Java library providing an API and implementations for managing user session information in Spring applications. It repl… | 99 | 1936 | stable |
| akdeb/ElatoAI ElatoAI is an open-source platform for running realtime voice AI conversations on ESP32/Arduino hardware, supporting 100+ STT, LLM, and TTS… | 64 | 1933 | active |
| tsrpc/tsrpc TSRPC is a TypeScript RPC framework providing runtime type checking and binary serialization derived directly from TypeScript types, withou… | 63 | 1932 | active |
| mix-php/mix MixPHP is a PHP CLI-mode development framework whose Vega-driven HTTP core supports Swoole, Swow, WorkerMan, FPM, and CLI-Server runtimes w… | 55 | 1929 | active |
| KunMoe/kun-galgame-forum KUN Visual Novel Forum is a full-stack, self-hostable community forum for visual novel and Galgame enthusiasts, built as a pnpm monorepo wi… | 71 | 1889 | active |
| silvertakana/worldwideview WorldWideView is an open-source, plugin-driven geospatial intelligence platform that renders live global data streams (aircraft, ships, sig… | 59 | 1886 | active |
| hummingbird-project/hummingbird Hummingbird is a lightweight, flexible web application framework and HTTP server written in Swift, built on top of SwiftNIO. It provides ro… | 98 | 1878 | active |
| camlworks/dream Dream is a tidy, feature-complete web framework for OCaml and ReasonML with a flat, one-module API. It supports WebSockets, GraphQL, HTTP/2… | 60 | 1878 | active |
| emweb/wt Wt is a C++ web toolkit for building highly interactive web applications using a widget-based GUI abstraction, without writing JavaScript. … | 97 | 1853 | stable |
| ever-co/ever-demand Ever Demand is an open-source, real-time on-demand commerce platform for building single-store shops, multi-vendor marketplaces, and on-dem… | 66 | 1848 | active |
| joeynyc/hermes-hudui A browser-based dashboard for monitoring the Hermes AI agent, exposing its memory, sessions, costs, health, plugins, and governance data ac… | 80 | 1825 | active |
| puma/puma-dev Puma-dev is a zero-config development server that manages Rack/Rails apps running under the Puma web server on macOS and Linux. It serves a… | 23 | 1806 | active |
| microsoft/BotFramework-WebChat Bot Framework Web Chat is a highly-customizable web-based chat client component for Microsoft's Bot Framework v4 SDK and Azure Bot Services… | 83 | 1785 | active |
| OMOTE-Community/OMOTE-Firmware OMOTE-Firmware is the ESP32 Arduino firmware for the OMOTE open-source universal remote, providing an LVGL touchscreen UI that controls TVs… | 59 | 1775 | active |
| go-goyave/goyave Goyave is an opinionated, all-in-one Go web framework focused on building enterprise REST APIs with clean architecture, reliability, and de… | 95 | 1774 | active |
| kkuchta/css-only-chat A Ruby-based async web chat application that sends and receives messages in the browser using no JavaScript at all, relying on CSS pseudo-s… | 32 | 6592 | maintenance |
| phoboslab/jsmpeg JSMpeg is a JavaScript video player that decodes MPEG1 video and MP2 audio entirely in the browser, including an MPEG-TS demuxer, WebGL/Can… | 32 | 6498 | maintenance |
| aklivity/zilla Zilla is a stateless, multi-protocol gateway for event-driven applications and AI agents, exposing Kafka and MQTT over HTTP, SSE, gRPC, MQT… | 99 | 1717 | active |
| flowsurface-rs/flowsurface Flowsurface is an open-source native desktop charting application for crypto markets, built in Rust with the iced GUI framework. It provide… | 84 | 1703 | active |
| redwoodjs/sdk RedwoodSDK is a server-first React framework built as a Vite plugin for the Cloudflare platform, enabling React Server Components, server f… | 84 | 1695 | active |
| nanomsg/nanomsg nanomsg is a C library implementing lightweight 'scalability protocols' for common messaging patterns such as request/reply, publish/subscr… | 88 | 6291 | maintenance |
| kuzzleio/kuzzle Kuzzle is an open-source, self-hostable general-purpose backend framework built on Node.js that exposes a multi-protocol API (HTTP, WebSock… | 95 | 1673 | active |
| dj-bolt/django-bolt Django-Bolt is a Python web framework that layers a Rust (Actix Web + Tokio) HTTP server and msgspec-based typed async handlers on top of D… | 80 | 1657 | active |
| WangYihang/Platypus Platypus is a cross-platform reverse-shell and host management hub written in Go. Agents on managed machines dial back to a central server … | 67 | 1656 | active |
| chat-sdk/chat-sdk-android An open-source instant messaging framework (SDK) for Android that provides a fully featured chat client with private, group, and public cha… | 61 | 1642 | active |
| xinliangnote/go-gin-api A modular API framework built on the Gin web framework for Go, bundling common features like CORS, JWT auth, zap logging, Prometheus metric… | 23 | 5975 | maintenance |
| kilianc/rtail rtail is a CLI utility that pipes stdin lines over UDP to an rtail-server, which streams them into a browser in realtime via socket.io. It … | 87 | 1612 | active |
| spring-projects/spring-graphql Spring for GraphQL is the official Spring integration for GraphQL Java, providing support for building GraphQL applications on the Spring s… | 95 | 1593 | stable |
| omnigres/omnigres Omnigres is a collection of PostgreSQL extensions that turn a Postgres instance into a full application platform, hosting application logic… | 52 | 1592 | active |
| karlseguin/http.zig http.zig is an HTTP/1.1 server library written in Zig, providing routing, middleware, WebSockets, and server-sent events. It is designed as… | 75 | 1591 | active |
| VoidenHQ/voiden Voiden is an offline, Git-native API workspace built with Electron and TypeScript that lets developers design, test, and document APIs in p… | 86 | 1559 | active |
| txthinking/zoro zoro is a Go CLI tool that exposes local TCP/UDP servers to the external network through a remote relay server, with zero-configuration set… | 55 | 1547 | active |
| name5566/leaf Leaf is a pragmatic game server framework written in Go, providing modular building blocks for building multiplayer game backends. It empha… | 23 | 5518 | maintenance |
| darthnorse/dockmon DockMon is a self-hosted Docker container monitoring and management platform with a real-time dashboard, live metrics, container logs, and … | 81 | 1513 | active |
| kyutai-labs/unmute Unmute is a system that lets any text LLM listen and speak by wrapping it with Kyutai's low-latency speech-to-text and text-to-speech model… | 60 | 1506 | active |
| Softmotions/ejdb EJDB2 is an embeddable JSON document database engine written as a C11 library with a single-file storage format and an XPath-inspired query… | 67 | 1478 | active |
| moq-dev/moq An open-source implementation of Media over QUIC (MoQ), a next-generation live media protocol delivering WebRTC-like real-time latency at m… | 95 | 1477 | active |
| bcurts/agentchattr A free, local chat server that lets AI coding agents (Claude Code, Codex, Gemini CLI, and any MCP-compatible agent) and humans coordinate i… | 78 | 1477 | active |
| Water-Melon/Melon Melon is a generic cross-platform C library (C99) bundling algorithms, data structures, functional components (memory pool, thread pool, ev… | 70 | 1460 | active |
| Prismer-AI/PrismerCloud Prismer Cloud is a hosted/self-hostable knowledge infrastructure platform for AI agents, providing context fetching and compression, docume… | 73 | 1409 | active |
| turbulenz/turbulenz_engine Turbulenz Engine is a modular 2D and 3D game engine/framework written in JavaScript and TypeScript for building HTML5 games that run in bro… | 32 | 5057 | maintenance |
| tmoonlight/NSmartProxy NSmartProxy is an open-source NAT traversal / reverse proxy tool that creates secure tunnels from a public endpoint to services running beh… | 66 | 1386 | active |
| treefrogframework/treefrog-framework TreeFrog Framework is a high-speed, full-stack C++ MVC web application framework built on Qt, supporting HTTP and WebSocket protocols. It p… | 93 | 1381 | active |
| devfeel/dotweb DotWeb is a simple and easy-to-use Go web micro framework providing an HTTP server with routing, middleware, caching, sessions, and TLS sup… | 86 | 1377 | active |
| xjbeta/iina-plus IINA+ is a small macOS application that adds danmaku (bullet comment) support and live-stream/video playback for Chinese platforms to the I… | 97 | 1370 | active |
| HashLoad/horse Horse is an Express-inspired, minimalist web framework for Delphi and Lazarus (Free Pascal) for building fast REST APIs and web services. I… | 98 | 1369 | active |
| nilstate/icey icey is a modular C++20 real-time media toolkit that unifies WebRTC, FFmpeg encoding/decoding, signalling, and TURN relay into a single Pac… | 92 | 1367 | active |
| NarrativeScience-old/log.io Log.io is a Node.js-based real-time log monitoring tool that watches log files via file inputs, relays messages over TCP to a server, and b… | 23 | 4826 | maintenance |
| SuaveIO/suave Suave is a lightweight F# web server library with composable WebPart combinators for routing and request handling, targeting .NET 8/9. It s… | 99 | 1349 | active |
| planety/prologue Prologue is a powerful and flexible web framework written in Nim for building high-performance web services and applications. It provides r… | 76 | 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 |
| schollz/find3 FIND3 is a self-hosted framework for high-precision indoor positioning ('indoor GPS') that uses WiFi, Bluetooth, and magnetic field fingerp… | 23 | 4795 | maintenance |
| joey-zhou/xiaozhi-esp32-server-java A Java enterprise-grade server and management platform for the Xiaozhi ESP32 AI voice assistant hardware, providing a full front-end/back-e… | 69 | 1336 | active |
| drawpile/Drawpile Drawpile is a free, open-source collaborative drawing program that lets multiple people draw, paint, sketch, and animate together on the sa… | 84 | 1328 | active |
| derbyjs/derby Derby is a full-stack MVC framework for building realtime, collaborative web applications that run in both Node.js and the browser. It incl… | 23 | 4704 | maintenance |
| sylar-yin/sylar Sylar is a high-performance C++ server framework built around user-space coroutines (fibers) with modules for logging, configuration, threa… | 32 | 4692 | maintenance |
| xun082/DocFlow DocFlow is an AI-powered collaborative documentation platform built with Next.js, Tiptap, and Yjs, offering block-based editing, real-time … | 52 | 1310 | active |
| SkipLabs/skip Skip is an open-source framework for building reactive backend services, featuring an incremental compute engine that automatically keeps d… | 78 | 1307 | 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 |
| cdle/sillyGirl SillyGirl is a self-hosted, cross-platform chatbot framework written in Go, centered on an embedded ES5.1 JavaScript plugin runtime (Goja) … | 10 | 1282 | active |
| rairprotocol/rair-sdk A TypeScript SDK that wraps the RAIRprotocol API, letting developers build decentralized applications (dApps) with wallet-based authenticat… | 36 | 1280 | active |
| vercel/bidc BIDC is a TypeScript library providing bidirectional channels for asynchronous communication between JavaScript execution contexts such as … | 44 | 1277 | active |
| rcortx/kiwiq KiwiQ is a production-grade multi-agent orchestration platform in Python that lets you define AI workflows as JSON/Python graph schemas com… | 49 | 1276 | active |
| egoist/waku Waku is a fast, native desktop application (built in Rust with GPUI) for managing multiple local coding agent CLIs like Claude Code, Codex,… | 80 | 1256 | active |
| btcsuite/btcwallet btcwallet is a secure hierarchical deterministic (HD) bitcoin wallet daemon written in Go. It acts as an RPC client to a btcd full node and… | 67 | 1256 | active |
| OptimalBits/redbird Redbird is a TypeScript library for building dynamic reverse proxies on Node.js, built on top of http-proxy. It supports programmatic route… | 34 | 4412 | maintenance |
| 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 |
| coyove/goflyway goflyway is a Go-based encrypted port forwarder that relays TCP connections over plain HTTP POST requests, similar to ssh -L, with optional… | 23 | 4279 | maintenance |
| vibe-d/vibe.d vibe.d is a high-performance asynchronous I/O, concurrency, and web application toolkit for the D programming language. It bundles an HTTP … | 82 | 1214 | active |
| Innei/Shiro Shiro is a minimalist personal website/blog frontend theme built with Next.js, designed for the Mix Space ecosystem. It features real-time … | 77 | 4246 | maintenance |
| floating/frame Frame is a system-wide Web3 wallet platform for macOS, Windows, and Linux that exposes local JSON-RPC endpoints so any browser, CLI, or nat… | 39 | 1202 | active |
| ketoo/NoahGameFrame NoahGameFrame (NF) is a fast, scalable, distributed game server engine and plugin framework written in C++, featuring an actor model, netwo… | 23 | 4147 | maintenance |
| naia-lib/naia naia is a cross-platform Rust networking library for multiplayer games, providing server-authoritative entity replication and typed message… | 82 | 1170 | active |
| TheThingsNetwork/lorawan-stack The Things Stack is an open source LoRaWAN network server written in Go, providing network, application, and join server components plus an… | 95 | 1161 | active |
| soniqo/speech-swift An open-source Swift toolkit for on-device speech AI on Apple Silicon, providing ASR, TTS, speech-to-speech, VAD, and speaker diarization v… | 83 | 1161 | active |
| spacecloud-io/space-cloud Space Cloud is a Kubernetes-based open-source serverless platform that generates instant GraphQL and REST APIs over databases like MongoDB,… | 23 | 3998 | maintenance |
| babelouest/ulfius Ulfius is an HTTP framework for building REST APIs, webservices, and HTTP endpoints in C, built on libmicrohttpd, Jansson, and libcurl. It … | 64 | 1147 | active |
| localgpt-app/localgpt LocalGPT is a local-only AI assistant built in Rust that ships as a single binary with a CLI, desktop GUI, embedded web UI, HTTP API, and M… | 55 | 1119 | active |
| veliovgroup/Meteor-Files A Meteor.js package for file upload and management using the MongoDB Collection API, supporting uploads via HTTP and DDP transports. It sto… | 79 | 1115 | stable |
| KoljaB/RealtimeVoiceChat A Python client-server application enabling natural spoken conversations with LLMs, streaming browser audio via WebSockets through Realtime… | 33 | 3832 | maintenance |
| canwhite/Krebs Krebs is a self-hosted AI gateway with a general-purpose agent focused on attention management. It provides multi-turn dialogue with tool e… | 60 | 1104 | active |
| dimdenGD/ultimate-express A fast re-implementation of Express.js 4 built on µWebSockets, designed as a drop-in replacement with the same API. It validates compatibil… | 56 | 1102 | active |
| moltlaunch/cashclaw CashClaw is an autonomous AI agent that connects to the Moltlaunch onchain marketplace, where it evaluates tasks, quotes prices, executes w… | 47 | 1102 | active |
| zhangyd-c/OneBlog OneBlog is a self-hosted Java blog system built with Spring Boot and Bootstrap, featuring a full admin backend and responsive public-facing… | 28 | 1102 | active |
| ledermann/docker-rails A reference Rails 7 application demonstrating how to dockerize a full production stack, including ActionCable, Sidekiq background jobs, Ope… | 10 | 1101 | active |
| Minidoracat/mcp-feedback-enhanced An enhanced MCP server that provides interactive user feedback and command execution capabilities for AI-assisted development workflows, su… | 86 | 3776 | maintenance |
| lesismal/arpc ARPC is a high-performance RPC framework for Go supporting two-way calling, notify, broadcast, and pub/sub over TCP with customizable codec… | 67 | 1090 | active |
| kingston-csj/jforgame jforgame is a lightweight, high-performance Java framework for building game servers, providing modular components for socket/WebSocket com… | 96 | 1088 | active |
| aiXander/Realtime_PyAudio_FFT A low-latency Python server that captures live audio from microphone, line-in, or loopback devices and computes realtime features like band… | 71 | 1082 | active |
| lunel-dev/lunel Lunel is an AI-powered mobile IDE and cloud development platform consisting of an Expo/React Native app, a Node.js CLI bridge, a WebSocket … | 56 | 1075 | active |
| buggregator/server Buggregator is a self-contained debugging server for PHP applications, rewritten in Go as a single ~30 MB binary with an embedded web UI, W… | 98 | 1073 | active |
| thruster-rs/Thruster Thruster is a fast, middleware-based web framework for Rust inspired by Koa and Express. It runs on stable Rust without unsafe code and sup… | 32 | 1071 | active |
| plouc/mozaik Mozaïk is a Node.js/React/Redux/D3-based framework for building beautiful, extensible dashboards with grid positioning, themes, and widget … | 23 | 3599 | maintenance |
| emanuele-em/proxelar Proxelar is a scriptable local MITM proxy workbench written in Rust for inspecting, intercepting, replaying, and rewriting HTTP, HTTPS, and… | 96 | 1050 | active |