#websocket

Exasol Python driver with low overhead, fast HTTP transport and compression

LoopBack makes it easy to build modern API applications that require complex integrations.

A data visualization and analytics component, especially well-suited for large and/or streaming datasets.

A pure-Go, production-grade implementation of Yjs. Runs real collaborative apps: a horizontally-scaling, Hocuspocus-compatible websocket server with versioned persistence and compaction. Hardened by differential fuzzing and a byte-level conformance suite. Also embeddable on iOS/Android via gomobile.

A socket.io server implementation in Rust that integrates with the Tower ecosystem and the Tokio stack.

Ballerina HTTP Module

:zap: The one-liner node.js http-proxy (httpxy) middleware for connect, express, next.js and more

WebSocket and WAMP in Python for Twisted and asyncio

Python Socket.IO server and client

A Python SDK to use the Binance Websocket API`s (com+testnet, com-margin+testnet, com-isolated_margin+testnet, com-futures+testnet, com-coin_futures, com-vanilla-options+testnet, com-portfolio_margin, us, tr) in a simple, fast, flexible, robust and fully-featured way.

Blazingly fast pusher drop-in replacement written in rust

An ergonomic, privacy-aware Rust HTTP Client

Portable AI agent runtime for the JVM. One @Agent class runs on Spring AI, LangChain4j, Anthropic, or 9 more behind one SPI. Token streaming, tool calls, human approvals, and governance over WebSocket, SSE, gRPC, or WebTransport/HTTP3. Speaks MCP, A2A, and AG-UI.

C# SDK for Alpaca Trade API https://docs.alpaca.markets/

Exposes a WebSocket protocol via WebSocket standard or Socket.IO for CDS services

JavaScript client SDK to communicate with Centrifugo and Centrifuge-based server from browser, NodeJS and React Native. Supports WebSocket, HTTP-streaming over Fetch and Readable Stream API, EventSource, WebTransport.

Crossbar.io - WAMP application router

Java wrapper for the popular chat & VOIP service: Discord https://discord.com

Python library for integrating with BragerOne-compatible cloud and realtime APIs.

A Fast and Easy to use microframework for the web.

The fastest Python web framework, built on Django. Rust (Actix Web) HTTP server + async typed handlers + msgspec, with the full Django ORM, Admin, middleware and auth. 300k+ req/s, no gunicorn/uvicorn.

Phoenix LiveView-style reactive server-side rendering for Django with Rust-powered performance

Inplace replacement for urllib3 capable of async with automatic HTTP/1, HTTP/2 and HTTP/3 transport.

A fancy self-hosted monitoring tool

Microsoft Azure Cognitive Services Speech SDK for JavaScript

Rust WebTransport library for native and WASM

Nalix — A low-latency binary networking framework for .NET game servers and realtime systems (Native AOT compatible, source generators, binary packet protocol, cross-platform).

Library for building WebSocket servers and clients in Python

Multi-modal Claude Code Client

Node.js SDK for the Bybit APIs and WebSockets, with TypeScript & browser support.