awesome-websockets

Centrifugo

Scalable real-time messaging in language-agnostic way

WebSockets the UNIX way - Full duplex messaging between web browsers and servers

Nchan is a scalable, flexible pub/sub server for the modern web, built as a module for the Nginx web server

Apache-websocket

Apache WebSocket module

MinnowServer

A super small and fast embedded HTTP(S) WebSocket server

gwsocket

Fast, standalone, language-agnostic WebSocket server RFC6455 compliant

Tailored WebSocket client and server implementations in Ballerina, designed and optimized for seamless integration

It's a lightweight pure C library built to use minimal CPU and memory resources, and provide fast throughput in both directions as client or server

Libwebsock

C library for easy WebSockets server

Websocket

Websocket server written in C

A server/framework library for web applications, including Websockets and native pub/sub

libuwsc

A Lightweight and fully asynchronous WebSocket client C library based on libubox for Embedded Linux

mongoose

Mongoose Embedded Web Server Library - Mongoose is more than an embedded webserver. It is a multi-protocol embedded networking library with functions including TCP, HTTP client and server, WebSocket client and server, MQTT client and broker and much more

WebSockets in C

A minimal implementation for embedded applications

Wslay

Designed to be embedded in other programs; freedom to choose your own network I/O. Event-based API, as well as synchronous frame-based

Websocketpp

C++ Websocket client/server library

The QtWebSockets module is an add-on for the Qt5 library

Beast

HTTP and WebSocket built on Boost.Asio in C++11

µWebSockets

Highly scalable WebSocket server library

Simple-WebSocket-Server

A very simple, fast, multithreaded, platform independent WebSocket (WS) and WebSocket Secure (WSS) server and client library implemented using C++11, Boost.Asio and OpenSSL

Unreal engine 4 websocket plugin for both c++ and blueprint developer

IXWebSocket

Lightweight C++11 multi-threaded client library with TLS support

LAppS

LAppS - Lua Application Server for micro-services with default communication over WebSockets

libhv

A network library for developing TCP/UDP/SSL/HTTP/WebSocket client/server

Incredibly simple real-time web for .NET

Lightweight and highly scalable asynchronous WebSocket server for .NET/Mono

websocket-rpc

WebSocket RPC library for .NET with auto JavaScript client code generation, supporting ASP.NET Core

NetGain

A high performance websocket server library powering Stack Overflow

websocket-manager

Real-Time library for ASP .NET Core

WebSockets

Implementation of the WebSocket protocol, along with client and server integration components

This article explains how to get started with WebSockets in ASP.NET Core

unity-websocket-server

A simple, zero-dependency WebSocket server for Unity

websocket-sharp

A C# implementation of the WebSocket protocol client and server

Sockjs-erlang

WebSocket emulation - Erlang server

Cowboy

Small, fast, modular HTTP server written in Erlang

n2o

Erlang web server on websockets

Kraken

Distributed Pubsub Server for Realtime Apps

Gorilla Websocket

WebSocket implementation for Go

Package Websocket implements a client and server for the WebSocket protocol as specified in RFC 6455

Ws

Tiny WebSocket library for Go

1m-go-websockets

Handling 1M websockets connections in Go

A simple server for sending and receiving messages in real-time per web socket

nhooyr/websocket

A minimal and idiomatic WebSocket library for Go

Centrifuge

Real-time messaging library for Go with scalability in mind

Websockets

A Haskell library for creating WebSocket-capable servers

n2o

Haskell implementation of Erlang's n2o - web server on websockets

Sente

Realtime web comms for Clojure/Script

Chord

Library designed to bridge the gap between the triad of CLJ/CLJS, web-sockets and core.async

Luminus is a Clojure micro-framework based on a set of lightweight libraries

JSR 356: Java API for WebSocket - Reference Implementation

Java-WebSocket

Barebones WebSocket client and server implementation written in 100% Java

Atmosphere

Realtime Client Server Framework for the JVM, supporting WebSockets with Cross-Browser Fallbacks

Webbit

Java event based WebSocket and HTTP server

nv-websocket-client

High-quality WebSocket client implementation in Java which

Scarlet

Tinder's Retrofit inspired WebSocket client for Kotlin, Java, and Android

The high velocity web framework for Java and Scala

Finagle-websocket

Finagle Websocket clients and servers

HTTP.jl

HTTP library for Julia with support on Websockets

WebSockets.jl

A WebSockets library for Julia

Featuring the fastest and most reliable real-time engine

Nodejs-websocket

Node.js module for websocket server and client

WebSocket-Node

WebSocket Implementation for Node.JS (Draft -08 through the final RFC 6455)

Sockjs-node

WebSocket emulation - Node.js server

Ws

: The fastest cross platform RFC-6455 WebSocket implementation for Node.js

Open realtime server a fast, secure and scalable realtime server for mobile, web & iot

websocket-as-promised

Promise-based W3C WebSocket wrapper: allows to use promises when connecting, disconnecting and messaging with WebSocket server

faye-websocket-node

Standards-compliant WebSocket client and server

ws-wrapper

Lightweight WebSocket wrapper that provides a socket.io-like event-handler API along with Promise-based requests

ws-server-wrapper

Companion library for ws-wrapper for the server-side

Makes WebSockets async/await ready with a lot of yummies

uws

Tiny WebSockets (access to the C++ library, µWebSockets, via Node.js)

JavaScript client and server side transport API based on WebRTC & WebSocket

Sockette

WebSocket client that will automatically reconnect if the connection is lost

rpc-websockets

JSON-RPC 2.0 implementation over WebSockets for Node.js and JavaScript/TypeScript

soketi

Just another simple, fast, and resilient open-source WebSockets server. Built on top of uWebSockets.js

A very easy-to-use and fast WS implementation with async/await eventhandlers and extendable classes

Straightforward Perl WebSocket server with minimal dependencies

WebSocket server for AnyEvent

An amazing real-time web framework built on top of the powerful Mojo web development toolkit and comes with websockets built in

add a websocket interface to your Dancer2 app

WebSocket server as a plack/PSGI application

Super-flexible, minimal client & server library

Ratchet is a loosely coupled PHP library providing developers with tools to create real time, bi-directional applications between clients and servers over WebSockets

Php-websocket

Simple PHP WebSocket implementation for PHP 5.3

Phpws

PHP Web Socket server

Microframework to build a real time Rest API

Laravel Websockets

A package for Laravel 5.7 and up that will get your application started with WebSockets in no-time!

Extends with WebSocket, long-poll HTTP, task offloading and other async support

( ) - Websockets is a library for developing WebSocket servers and clients in Python 3

WebSocket package for Python

Open-source real-time framework for Web, Mobile & Internet of Things

Tornado is a Python web framework and asynchronous networking library, originally developed at FriendFeed

WebSocket Benchmarker

CLI tool for benchmarking WebSocket Servers

Simple Http Server

A simple HTTP server, including support of numerous websocket events like , etc. And even

Ultra-fast WebSocket client and server library for asyncio

Provides low-level socket and protocol support for WebSocket (and HTTP) servers in R. Built on top of the and C libraries

A simple router for WebSocket (and HTTP) requests in R

Provides a WebSocket client interface for R

Polyglot replacement for Ruby WebSocket servers with Action Cable protocol

Em-websocket

EventMachine based WebSocket server

Faye-websocket-ruby

Standards-compliant WebSocket client and server

Iodine

WebSocket/HTTP server with integrated pub/sub and optional Redis support

Rage

Fast WebSocket server compatible with Action Cable

Websocket-driver-ruby

WebSocket protocol handler with pluggable I/O

Websocket-ruby

Universal Ruby library to handle WebSocket protocol

Scorched

Light-weight web framework for Ruby

Build realtime Ruby web applications. Created by the fine folks at Poll Everywhere

Slanger

Open Pusher implementation compatible with Pusher libraries

render_sync

Real-time Rails Partials

websocket-rails

Plug and play websocket support for ruby on rails

A Rust web framework with support for the Websocket Protocol

Websocket Core

Rust Websocket server for periodic message broadcast

Tungstenite

Lightweight stream-based WebSocket implementation

Tokio-Tungstenite

Tokio binding for Tungstenite, the Lightweight stream-based WebSocket implementation

Fastwebsockets

A fast RFC6455 WebSocket server implementation

Ratchet

Ratchet is a fast, lightweight and fully asynchronous implementation of the WebSocket protocol with support for extensions and Deflate

wtx

Client and server with encryption support

A high level web framework for Swift

WebsocketKit

A low level WebSocket client library built on SwiftNIO

The WebSocket Protocol

WebSockets - Living Standard

A native macOS, iOS and iPadOS WebSocket client for testing and documenting APIs

Full-featured GUI WebSocket testing client which helps Dev team to test WebSocket events visually. Test APIs, save them in the project and share it with your team

A browser based WebSocket testing client that supports multiple simultanious connections, logs of incoming and outgoing messages, custom protocols and multiple projects

Simple WebSocket Client (Chrome Extension)

WSGO

like Axios.js, only for WebSocket, adds handy debugging tools

A very easy-to-use and fast WS implementation with async/await eventhandlers

Foxglove ws-protocol

Websocket protocol for visualization of multimodal data

claws

Awesome WebSocket Client - an interactive command line client for testing websocket servers

wscat

WebSocket cat

wsta

A CLI development tool for WebSocket APIs

ws

websocket command line tool

wssh

wssh ("wish") is a command-line utility/shell for WebSocket inspired by netcat

wsc

A tiny command line websocket client written in Go

ws-cli

WebSocket Command Line Client written in Go

ws-tool

A Develop Tool to Test WebSocket, Socket.IO, Stomp, Bayeux, HTTP, TCP, UDP, WebRTC, DNS API

websocketd

Turn any program that uses STDIN/STDOUT into a WebSocket server. Like inetd, but for WebSockets

websocat

Command-line client for WebSockets, like netcat (or curl) for ws:// with advanced socat-like functions

iola

Socket client with Rest API (WebSocket, Socket.IO, TCP, Unix socket)

Real-time collaborative task lists and outlines

The problems and some security implications of websockets - Cross-site WebSockets Scripting (XSWS)

Talk on Blackhat USA 2012 Conference

Interactive vulnerable WebSocket demos that provide hands-on learning of WebSocket security risks

This article is part of the new OWASP Testing Guide v4

Journey into WebSockets Authentication/Authorization

The WebSocket protocol is a young technology, and brings with it some risks. Decades of experience have taught the web community some best practices around HTTP security, but the security best practices in the WebSocket world aren’t firmly established, and continue to evolve. Nevertheless, some themes have emerged and they are described in this article

Cross-Site WebSocket Hijacking (CSWSH) - Web Application Security Blog

Brief History of Real-Time Web Applications

The Problem: Low Latency Client-Server and Server-Client Connections

About HTML5 WebSocket

Finding the right Node.js WebSocket implementation

Armin Ronacher's Thoughts and Writings (creator of Flask)

Building Real-time Apps with Websockets & Server-Sent Events

The State of Real-Time Web in 2016

WebSockets, caution required!

The Dangers of HTML5: WebSockets and Stable Standards

Generic Event Delivery Using HTTP Push

WebSockets on Python

WebSockets explanation

How to test Websocket in a team

This is the very initial steps to use websocket-rails

Building a simple websockets server from scratch in Ruby

Getting Started with Ruby and WebSockets

WebSocket and Socket.IO

A collection of Django Channels WebSocket tutorials

How to set up WebSockets in Starlette

Lightweight Client-Server Communications. Andrew Lombardi

Build Real-Time Applications with HTML5. By Vanessa Wang, Frank Salim, and Peter Moskovits. Source Code

High Performance Browser Networking: WebSocket

The one-stop-shop for all your websocket needs

WebSockets Mozilla Developer Network (MDN)