JSPM

Isomorphic WebSockets in Node, Bun, Deno and Cloudflare Workers

The swiss army knife for binary data in JavaScript.

basic websocket support for fastify

React Hook for WebSocket communication

A better WebSocket that Just Works™

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

Mock websockets and assert complex websocket interactions with Jest

WebSocket endpoints for Express applications

hocuspocus provider

socket.io with a wildcard event

Nextjs HTTP Proxy Middleware

Microsoft Cognitive Services Speech SDK for JavaScript

JavaScript client SDK for bidirectional communication with Centrifugo and Centrifuge-based server from browser, NodeJS and React Native

SocketCluster JavaScript client

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

Per-message DEFLATE compression extension for WebSocket connections

OAuth helper and remote fetcher for Uppy's (https://uppy.io) extensible file upload widget with support for drag&drop, resumable uploads, previews, restrictions, file processing/encoding, remote providers like Dropbox and Google Drive, S3 and more :dog:

WebRTC For Node.js and Electron. libdatachannel node bindings.

AnyCable JavaScript client library core functionality

AnyCable JavaScript client for web

Official library for using the Slack Platform's Real Time Messaging API

🧦 The cutest little WebSocket wrapper!

Simple WebSocket protocol 13 client with no native or heavy dependencies

Use the same WebSocket client code in a browser or Node.js for isomorphic apps

WebSocket stream parser

HTTP, HTTP2, HTTPS, Websocket debugging proxy

Mock websockets and assert complex websocket interactions with Vitest

Admin UI for Socket.IO

A simple Node websocket library to handle http upgrades.

A SIP library for JavaScript

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

WebSocket cat

Run a machine from an HTTP or WebSocket request.

Stomp client over websocket for browsers and nodejs

the Javascript SIP library

WebSocket adapter plugin for hapi routes

Simple pub/sub messaging for the web

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

Simple async iterables for websocket client connections

Server module for SocketCluster

A Promise-Based WebSocket implementation for Node.js

Strophe.js is an XMPP library for JavaScript

Comet and WebSocket library for web messaging

An alternative to the sticky-session package (https://github.com/indutny/sticky-session)

Simple, EventEmitter API for WebSockets (browser)

Binding to mock Socket.IO connections with Mock Service Worker

A React Component to connect to a websockified VNC client using noVNC.

tiny modern websocket client

<div> <div align="center"> <img src="https://raw.githubusercontent.com/jjxxs/websocket-ts/gh-pages/websocket-ts-logo.svg" alt="websocket-ts" width="300" height="65" /> </div> <p align="center"> <img src="https://github.com/jjxxs/websocket-ts

A WebSocket client library providing Promise-based API for connecting, disconnecting and messaging with server

A Vue plugin that makes integrating ActionCable easy.

The Ultimate Express. Fastest http server with full Express compatibility, based on uWebSockets.

WebSocket-based TypeScript Language Server Protocol server

Framed WebSocket Communication

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

HTTP Man In The Middle (MITM) Proxy

OBS Websocket API in Javascript, consumes @Palakis/obs-websocket

HAPI plugin for seamless WebSocket integration

native websocket implemantation for vuejs and vuex

WebRTC For Node.js and Electron. libdatachannel node bindings.

socket.io implementation for Vue.js and Vuex

A modern and powerful server for Node.js

SDK to connect to the blocknative backend via a websocket connection

React websocket component with STOMP over SockJS

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

OCAP Chain websocket server and client

Solana Swap Library for Solana Tracker Swap API

Basic server&client approach to websocket (text and binary frames)

Crisp API wrapper for Node - official, maintained by Crisp

A robust reconnecting WebSocket client for the browser

Expose WebSockets with JSON as an object stream.

Client for the Speechmatics real-time API

A simple JSON-over-HTTP/WS RPC server and client

XMPP websocket for JavaScript

Foxglove WebSocket protocol

The fastest and smallest JavaScript object serialization library. Efficiently encode your objects in to compact byte buffers and then decode them back in to objects on the receiver. Integrates very well with WebSockets.

An Angular WebSocket service for connecting client applications to servers.

streaming sockjs for node and the browser

Koa meets socket.io connected socket

Apollo server for AWS Lambda with WebSocket subscriptions support over API Gateway v1 + v2

Add support for WebSockets in the Next.js app directory

open telemetry instrumentation for the `socket.io` package

A Persistent WebSocket wrapper

Professional Node.js & JavaScript SDK for Binance REST APIs & WebSockets, with TypeScript & end-to-end tests.

Socket.io bindings for Vue.js and Vuex (inspired by Vue-Socket.io)

lasagna.js, the reference client for the Lasagna web service

支持vue3和vuex、pinia的websocket插件

Node-RED integration with Home Assistant through websocket and REST API

An API GateWay service for Moleculer using Socket.IO

rxjs 7 websockets library

json-rpc websocket transport

React Native Hook designed to provide robust WebSocket integrations to your Components.

NPM package module for Mempool APIs.

protoo JavaScript client module

Asynchronous data framework for React

Node.js library to receive live stream chat events like comments and gifts from TikTok LIVE.

Tiny WebSocket middleware for Node.js based on ws.

A redux middleware to handle websocket connections

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

Primitive to create a web socket connection

HTTP Man In The Middle (MITM) Proxy. This is a fork of Joe Ferners' library node-http-mitm-proxy. Its first release was identical to the master version of the original library, commit 66ac0f5d3298f66b731f90ebf1e9b430fa5d76eb. I decided to publish a scoped

Node.js module for interacting with the Euler Stream signature service.

Complete Node.js SDK for OKX's REST APIs and WebSockets, with TypeScript & end-to-end tests

A small Node module containing enumerated Websocket status codes.

Simple Koa middleware for websocket handling

A basic package for building fake messaging services that communicate over websockets. Can run as a nodejs service, or be bundled inside the browser.

SDK for MetaApi, a professional cloud forex API which includes MetaTrader REST API and MetaTrader websocket API. Supports both MetaTrader 5 (MT5) and MetaTrader 4 (MT4). CopyFactory copy trading API included. (https://metaapi.cloud)

Simple STOMP 1.1 Broker for nodejs http applications.

chia rpc/websocket client library

Tunnelmole, an open source ngrok alternative. Instant public URLs for any http/https based application. Available as a command line application or as an NPM dependency for your code. Stable and maintained. Good test coverage. Works behind firewalls

Isomorphic implementation of WebSocket

WebSocket endpoints for Express applications

Simple emitter wrapper for Primus

WebSocket API wrapped as a component for React Native

Enable Socket.IO server support Azure Web PubSub Service

Server plugin for cordis

Verify,create adonis websocket packets

WebSocket testing plugin for Cypress

MQTT broker as a module

Power your ember.js application with actioncable

custom fork of uWebSockets 0.14

SDK for Hyperliquid API

High performance reactive framework for async data.

Beacon wallet provider

Simple pull-streams for websocket client connections

egg plugin for socket.io

HTTP/HTTPS testing server for your tests.

ZMODEM file transfers in JavaScript

ReactJS Websocket Listener Component

JSON-RPC 2.0 implementation with websockets

A TypeScript SDK to receive pushed updates from OpenSea over websocket

Use class-based controllers to handle websocket events.

QA Wolf automation testing package with real-world dependencies

A minimalist javascript audio player for PCM streaming audio

[](https://www.npmjs.com/package/@n1ru4l/socket-io-graphql-server) [](https://www.npmjs.co

websocket heartbeat

SDK JavaScript sécurisé pour l'intégration des QR codes d'authentification et KYC SunuID

Configure http2-proxy middleware with ease for koa.

A socket DataSource for Falcor

A Fastify plugin for channels implementation based on Redis streams.

Javascript library to communicate with Centrifugo HTTP API

Async State Management without the Management. REST, GraphQL, SSE, Websockets, Fetch

A client for Amazon Transcribe using the websocket interface

Redis pre-sharded chanells implementation

Simple module that helps you to build a `request-response` abstraction on top of any other solution (e.g. streams).

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

Plivo's Javascript SIP library

Simple and Light RPC Library for aria2

The swiss army knife for binary data in JavaScript.

[](https://www.npmjs.com/package/@n1ru4l/socket-io-graphql-client) [](https://www.npmjs.co

JSON-RPC 2.0 server and client library, with HTTP, TCP and Websocket endpoints

Expose WebSockets with JSON as an object stream

TRPC adapter for bun js runtime

Define an connect to a declarative and type safe REST and WebSocket service.

Official library of BitcoinAverage API

📽 Relay an RTSP stream through an existing express.js server

JSON-RPC 2 over WebSocket

websocket server for Adonis framework

Complete Node.js & JavaScript SDK for Bitget V1-V3 REST APIs & WebSockets, with TypeScript & end-to-end tests.

Run a service defined by @rest-vir/define-service and implemented by @rest-vir/implement-service.

Quickly implement websocket API in express

小智 AI 客户端 命令行工具

Multimirror Echo Solution for real time communication.

Implement a service defined by @rest-vir/define-service.

Amazingly fast, feature-rich, lightweight WAMP Javascript client (for browser and node.js)

Async State Management without the Management. REST, GraphQL, SSE, Websockets, Fetch

ThinkJS - Use full ES6+ features to develop web applications

Simple pull-streams for websocket client connections

a simple command-line http server with the built-in zero-configuration automatic page reloads.

WebSocket tunneling library for Node.js and other runtimes

WS WebSocket client wrapper to automatically reconnect lost or disconnected connections.

Full-featured, middleware-oriented, hackable HTTP and WebSocket proxy

Hooks to easily use Rails Action Cable in your React application

React component to connect and display a remote VNC connection

Utility for creating HTTP and WebSocket servers for testing

Protocol Buffers for JavaScript. Finally.

socket.io implementation for Vue.js and Vuex

Javascript mocking library for websockets

simple jsonrpc client/server handler

SignalR plugin for Vue 3

Multi-protocol simple RPC server and [optional] client. Boilerplate-less. Opinionated. Minimalistic. DX-first.

Javascript library for the Twitch Messaging Interface.

A re-export of WebSocket from undici for compatibility with Bun.

Connect to the XRP Ledger using WebSockets

SSH Terminal component based on xterm.js for multiple frontend frameworks

Logux core components

Normalized state management for async data. Safe. Fast. Reusable.

Listen to events on Twitch via their EventSub API using WebSockets.

Gulp plugin to run a local webserver with livereload enabled via socket.io. Also comes with standalone command-line interface.

Simple and flexible integration for ActionCable and Angular applications

JS клиент для NCALayer стремящийся быть максимально простым в использовании

Simple, Fast, Robust Implementation of JSON-RPC 2.0 over WebSocket for Node.js w/ TypeScript

AWS IoT MQTT broker client

Build own Logux server or make proxy between WebSocket and HTTP backend on any language

Real-time web framework

Asynchronous QObject communication

A High-Order Component to connect React and Socket.io

free for all.Websocket or Http

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

Type definitions for lib-websocket.

Websocket client for AdonisJs

Plugin for Elysia that add support for websocket

A lightweight ASP.NET SignalR client for Angular

Vert.x Event Bus Bridge Client

http server

Access Clover devices through the cloud.

Run MCP SuperAssistant over SSE or visa versa

Websocket client for 37 cryptocurrency exchanges

Microsoft Cognitive Services Speech SDK for JavaScript

[AWS MQTT](http://docs.aws.amazon.com/iot/latest/developerguide/protocols.html) Websocket Pub/Sub with AWS IoT based on [MQTT.js](https://github.com/mqttjs/MQTT.js). Recently [AWS released support of WebSockets for IoT](https://aws.amazon.com/about-aws/wh

STOMP for AngularJS

Websocket (server/client). Light, fast and secure.

Socket.io helper functions

Reconnecting WebSocket

Websocket handler for Vue.js

svelte store with a websocket backend

A wrapper for websocket in nodejs and browser.

A WebSocket JavaScript library

Logux base components to build web client

OSC library for Node.js and the browser, with customizable Plugin API for WebSocket, UDP or bridge networking

Streamer.bot WebSocket client library

Chat core library with MongoDB and Redis support

Microsoft Speech SDK for browsers

Redux compatible API for Logux

Table of Contents:

post to a connected websocket client via api gateway

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

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.

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

protoo Node.js server module

EventSource polyfill

Minecraft adapter for Koishi

Expose MCP servers over TCP or WebSocket

WebSocket transport class for the LIME protocol

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

Lightweight AWS Lambda local development and packaging tool

To install dependencies:

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

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

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

JavaScript Client SDK enabling bidirectional communication with Drumie, supporting integration in web and React Native environments.

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

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

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

MVC framework for Node.js

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

websocket hanlder for web

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

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