JSPM

A WebSocket JavaScript library

A simple and efficient WebSocket router for Bun with Zod/Valibot message validation.

protoo Node.js server module

A JavaScript / TypeScript / Python / C# / PHP cryptocurrency trading library with support for 130+ exchanges

A JavaScript / TypeScript / Python / C# / PHP cryptocurrency trading library with support for 130+ exchanges

Logux base components to build web client

Chat core library with MongoDB and Redis support

Socket.io helper functions

Microsoft Speech SDK for browsers

Creates a web socket proxy for any number of language server processes

Streamer.bot WebSocket client library

free for all.Websocket or Http

Websocket handler for Vue.js

Complete & Robust Node.js SDK for Gate.com's REST APIs, WebSockets & WebSocket APIs, with TypeScript declarations.

EventSource polyfill

SockJS-client is a browser JavaScript library that provides a WebSocket-like object.

post to a connected websocket client via api gateway

A Socket.io-client Plugin for Vuex

A JavaScript / TypeScript / Python / C# / PHP cryptocurrency trading library with support for 100+ exchanges

Expose MCP servers over TCP or WebSocket

A TypeScript/JavaScript SDK for Vaultrice - persistent, encrypted, real-time key-value storage

Redux compatible API for Logux

a worldwide (node, bun, & deno) websocket socks5/h proxy implementation

Lightweight AWS Lambda local development and packaging tool

With typing and data caching

Production-grade TypeScript API testing framework with fluent DSL

A JavaScript / Python / PHP cryptocurrency trading library with support for 130+ exchanges

WebSocket transport class for the LIME protocol

🚀 The ultimate CLI coding assistant powered by AI - Generate code, analyze projects, and build applications with natural language commands

a better reconnecting websocket for everyone

Complete & robust Node.js SDK for Kucoin's REST APIs and WebSockets, with TypeScript & strong end to end tests.

Hooks to easily use Rails Action Cable in your React (Native) application

A Model Context Protocol server providing tools for HTTP requests, GraphQL queries, WebSocket connections, and browser automation

Lightweight WebSocket wrapper lib with socket.io-like event handling, requests, and channels

A custom implementation of the Channels API for communicating with a Phoenix backend via WebSockets.

Request-Response ortiented communication for websockets with Primus.

A JavaScript / TypeScript / Python / C# / PHP cryptocurrency trading library with support for 100+ exchanges

websocket hanlder for web

websocket server for aws lambda and local development

WebSocket proxy for post http requests. Perfect for testing purposes/mocks

Node-RED nodes for ioBroker integration via WebSocket. Provides input, output, get, object management, historical data access, and live log monitoring capabilities.

Websocket Flipper Plugin

Basic WebSocket support for Fastify built on the ws and uws libraries.

Websocket client for Django Channels v2 APIs powered by hishnash/djangochannelsrestframework

Power your ember.js application with actioncable

D3 Two Circles Chart

Simple multiplexing for Primus

Type-safe API surfaces that work across process boundaries

A pack of WebSocket Server and IPC to handle Discord cross-process communication.

A websocket polyfill for the net module

A JavaScript cryptocurrency trading library with support for fairdesk.com

Typescript APIs for Home Assistant. Includes rest & websocket bindings

Fastest uWebSockets server for Node.js – µWebSockets outperforms Socket.IO & Fastify. Built in C++ for high-performance networking & pub/sub.

Isomorphic implementation of WebSocket with ESM support

我的世界(Minecraft)。可查询 MC 版本、服务器信息、玩家皮肤信息以及四大平台资源；支持管理服务器，功能梭哈

Egg standard WebSocket plugin

Serverless framework plugin to manage AWS Lambda aliases and API Gateway integrations

Convert Send Message and on Message to asynchronous get and call style

一个功能强大的React库，用于构建数据驱动的应用程序，支持实时通信、身份验证和数据库操作

AsyncAPI template for generating production-ready Rust servers

"node.js interface to Telnet device,

TypeScript AsyncAPI client generator template compatible with rust-asyncapi patterns

Quantum-secure chat network with ML-KEM-768 encryption and host-based architecture

🚀 Autonomous AI company with CEO dashboard - Web interface + CLI to deploy intelligent AI workers and build projects automatically

数字人真人接管 SDK

OneBot v11 服务器

WebSocket client for communicating with Sprut.hub smart home ecosystem

STOMP for AngularJS

MigratoryData Client API for JavaScript/Node.js

Express-inspired streaming-first web server

TypeScript Clean Architecture Multi-Agent Framework for Claude Code CLI Integration

A terminal-based chat client for the Akatsuki chat server, providing a rich CLI user experience.

cWS - fast C++ WebSocket implementation for Node.js

Derive a websocket url from a http(s) or protocol relative url

Simple messenger abstraction that sends and receives messages via a WebSocket connection

Cloudflare Workers Topic-based GraphQL Subscriptions

Simple rooms wrapper for Primus

SockJS-node is a server counterpart of SockJS-client a JavaScript library that provides a WebSocket-like object in the browser. SockJS gives you a coherent, cross-browser, Javascript API which creates a low latency, full duplex, cross-domain communication

Socket.IO solution with I/O validation and the ability to generate AsyncAPI specification and a contract for consumers

Websocket Client for NestJS based on ws

Wraps primus with happner specific logic

A TypeScript RPC Framework, with runtime type checking and built-in serialization, support both HTTP and WebSocket.

CLI client for workers-chat

Framework-agnostic authentication library built with Bun, TypeScript, and SQLite

A package of `webcrypto-local` framework. WebSocket client

MCP server for Rubik's Cube solving with real-time 3D visualization and MCP UI integration

Enterprise application server for Node.js

This package includes the resources needed to write a Lightstreamer client.

<p align="center"> <a href="https://github.com/radarsu/rpc-websocket-client/" target="blank"><img src="https://raw.githubusercontent.com/radarsu/rpc-websocket-client/master/assets/logo.png" alt="rpc-websocket-client" /></a><br/> <strong>Fast JSO

React hooks for real-time data streaming and subscriptions using @leancodepl/pipe

Isomorphic implementation of WebSocket

VoicePing Cognitive Services Speech SDK for JavaScript forked from Microsoft

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Handle WebSocket connections using express routes.

Locally runnable server with built-in data caching, providing both tick-level historical and consolidated real-time cryptocurrency market data via HTTP and WebSocket APIs

An internal TypeScript client library for transporting SMTP messages

Cypress plugin for dealing with single page apps using websockets

Per-message DEFLATE compression extension for WebSocket connections, with threshold!

Koa meets socket.io connected socket

A lightweight TypeScript SDK for tracking user events and analytics data in web applications. Provides real-time event tracking with support for both WebSocket and HTTP transport methods.

cudenix

Client lib for controlling a Mopidy music server over a WebSocket

A comprehensive TypeScript/JavaScript client library for EchoFi services with automatic gRPC-Web code generation, unified service access, and real-time WebSocket communication.

Strongly typed WAMP Client for browsers

Bridge for connecting MCP stdio clients to WebSocket servers

A simple, intuitive, and powerful JavaScript signaling library

Websocket, EventSource & Long-Poll client wrapper for Nchan, a pub/sub server for the modern web.

A JavaScript / Python / PHP cryptocurrency trading library with support for 130+ exchanges

Realtime application framework client

Socket.IO Module for Angular 6 and RxJS6

Nodefony Framework Core

Bilibili Live WebSocket API

API-compatible WebSocket that runs in a Web Worker.

Im making a wrapper for the Minecraft WSS API, an undocumented API that lets you communicate with Minecraft Bedrock Edition through WebSockets.

napcat SDK for Node

Bitquery TradingView SDK — enables seamless integration of Bitquery's blockchain data into TradingView charts with minimal setup

OCPP 1.6: Open Charge Point Protocol

Javascript connector for AirDC++ Web API

native websocket implemantation for vuejs and vuex

Enum of WebSocket close codes

A node that dynamically connects to a WebSocket URL, can send and receive messages, and reports connection state changes.

Type-safe WebSocket client for Lavalink

A comprehensive Node.js TypeScript library for the Betfair Exchange API, providing both JSON-RPC API integration and real-time Exchange Stream API support for automated betting and trading applications.

Dead Simple Websockets

An in-browser websocket client for [NATS](http://nats.io/), a lightweight, high-performance cloud native messaging system.

Client to connect to the PS2 Event Stream websocket.

Socket.io Client for NestJS based on socket.io-client

Biblioteca que permite gerenciar portas seriais através do browser via websocket

cactus rpc/websocket client library

Real-time database for multiplayer games

NodeJS SDK for OpenLedger

Production-ready networking system for multiplayer games with NetCore architecture

Publish your harmony activities as homekit accessories

PieSocket Javascript Client

Node-RED Dashboard UI widget node for uploading a file content by Socket.io streaming

WebSocket messages to Redux action bridge

RxJS WebSocket Advanced Wrapper

Pure-JS bindings to control Frida from node.js & browsers.

Real-time client/server communication over UDP using WebRTC and Node.js

Real-time client/server communication over UDP using WebRTC and Node.js

TypeScript client implementation for Google's Agent-to-Agent (A2A) protocol - includes HTTP/WebSocket communication, circuit breakers and error handling

Receive and process webhooks inside your applications without public endpoints or HTTP web server

wilddog,realtime,websocket

A simple client SDK for the JS13K Online Challenge Series that abstracts away the WebSocket connection and state management

stomp over websocket in vue

Connect Botkit or BotBuilder to the Web

Simple async iterables for websocket client connections

JS13K tools and game infrastructure SDK.

RN hook with dynamic WebSocket options (fork of Sumit1993/react-native-use-websocket).

js web websocket http rpc

A WebAssembly port of libssh2 that enables SSH client functionality in JavaScript environments

HTML5 WebSocket for node.js

Microsoft Cognitive Services Speech SDK for JavaScript

适用于uni-app的socket.io封装，可用于uni-app、微信小程序

TypeScript server implementation for Google's Agent-to-Agent (A2A) protocol - includes Express/WebSocket handlers, request validation and queue management

Cordova Plugin for using WebSockets

Socket.io implementation for Vue.js 3.0

RealView.js - High-performance video decoder for the browser

Pure MQTT connector for Interactify short videos - no UI or video dependencies

RPC handling

Complete BLE testing stack: WebSocket bridge server, MCP observability layer, and Web Bluetooth API mock. Test real BLE devices in Playwright/E2E tests without browser support.

n8n custom nodes package for Figma workflow automation. Connects to Figma plugin via WebSocket server to execute 36 Figma API commands. Supports both local and cloud deployments with external server access.

Robust WebSocket utilities for Nostr applications with automatic reconnection, supporting both ESM and CommonJS. Features channel-based messaging, heartbeat monitoring, message queueing, and comprehensive error handling with type-safe handlers.

Node WebSocket server implementation to integrate Eufy Security devices

SockJS-client is a browser JavaScript library that provides a WebSocket-like object.

Socket.IO compatible WebSocket adapter for native WebSocket connections

Fork of CCXT with custom bundle for TraderDash

Websocket integration for FoalTS

TSBuffer Proto Generator ---

WebRTC Extensions for the PureCloud Streaming Client SDK

websocket client that reconnect

A typescript-based controllable TETR.IO client.

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Load testing CLI + React UI with live analytics

hprose for node.js

Easy to use hook for signalr

Bilibili Live WebSocket/TCP API

Convenient access to tick-level historical and real-time cryptocurrency market data via Node.js

Simple Web Framework

Shared internal core for hasura-ws

This is a wrapper for captivate chat api socket custom channel

A library for interacting with BitMEX's websocket API.

socket-signal through simple-websocket

Library for communication via WebSockets

Universal WebSocket connector base class with connection pooling, virtual connections, and testing utilities

Production-ready microservice framework with health monitoring, validation, error handling, and Docker Swarm support

Cordova WebSocket Server Plugin

Professional Browser Automation MCP Server - Control browsers through AI with Model Context Protocol tools for web automation, testing, and data collection.

This package makes web socket management much easier with redux

BunPulse is a lightweight, high-performance WebSocket server built on Bun, fully compatible with the Pusher protocol. Easily implement real-time communication for your applications with minimal setup.

WebSocket Server built on ws package with typescript typed socket messages, connection hooks and tracking and rooms

WebSocket endpoints for Express applications

Websocket implementation for Harmony Hub

A Home Assistant MCP Server

SignalR plugin for Vue 3

Loopback module for create Socket.io connections and allow call methods and make subscriptions

A lightweight tunneling service that exposes local development servers to the internet through custom subdomains

WebApp MCP - Model Context Protocol integration for web applications with server-side debugging tools

the Javascript SIP library

Complete & robust Node.js SDK for BitMart's REST APIs and WebSockets, with TypeScript declarations.

🧦 The cutest little WebSocket wrapper!

PieSocket NodeJS SDK for server-side publishing

Socket IO Module for Strapi

Manage events, callbacks and rooms over a socket connection

WebSocket transport for Mole-RPC (JSON RPC library)

Provides easy and secure websocket communication mechanisms, including server and client implementation, function call routing, connection management, and tagging.

Walletconnect provider

Nano-framework for Node.js

shellx is a powerful WebSocket-based client for controlling shell commands and UI automation on remote devices.

This middleware allows you to use the existing HTTP REST API as a WebSocket.

Socket.IO for nativescript

Playground for testing npm packages

Emulate AWS λ and API Gateway locally when developing your Serverless project

Connect to mqtt through websocket, implementation for Vuejs 2

Simple package for implementing WebSocket into your Vue 3 application

Variables that support multi-user collaboration and persistence, making collaboration and variable operations as simple as possible, with strict and well-defined type hints.

Use websockets with the node streams API. Works in browser and node

The Ultimate WebSocket server. ws-compatible server, based on uWebSockets.

Simple multiplexing for Primus

Primus is a simple abstraction around real-time frameworks. It allows you to easily switch between different frameworks without any code changes.

Fork of express-ws. WebSocket endpoints for Express applications (uses require instead of import, binds routes to the web socket instance, and has high-level support for broadcast client filtering/“room” support).

A Javascript client for the GAR protocol

Create JSON-RPC 2.0-compliant clients and servers that use Zod to validate requests and responses.

High performance Node.js webserver with a simple-to-use API powered by uWebsockets.js under the hood.

Node.JS websocket Transform stream implementation

A React STOMP client

RxJS-based client for real-time data streaming using @leancodepl/pipe

Socket.IO client for the browser and node.js

Client and utilities for connecting to a Web Application Messaging Protocol (WAMP - see http://wamp-proto.org) service.

A Client library of Madoi Server for Distributed Sharing

Simple Web Server with live/autoreload features without browser extensions.

Official SDK for GlobalLeaderboards.net - Add competitive leaderboards to any application

To convert rtsp stream to WebSocket Stream for multi view purpose

plus-websocket

Undetectable Chrome automation with a fully automated Chromium using extension APIs. 😎

TypeScript client library for Squad Golf API with intelligent caching and WebSocket support

Suspicious wrapper for websocket with auth and custom protocol support.

A JavaScript / TypeScript / Python / C# / PHP cryptocurrency trading library with support for 130+ exchanges

Websocket handler for Vue.js

🌱 Zerva websocket module

Cesium WebSocket 多连接补丁，支持请求耗时统计、负载均衡、超时重试等功能

ZMODEM file transfers in JavaScript

React hook for socket.io client, manipulate without any side effect.

Universal Messaging Format

WebSocket based remote connection utility

Assets manager

IBKR (Interactive Brokers) Web API Client with OAuth support

D3 Fuel Gauge Chart