Realtime application framework (Node.JS server)
JSON-RPC 2.0 implementation over WebSockets for Node.js
High performance Node.js webserver with a simple-to-use API
Polyglot replacement for Ruby WebSocket servers with Action Cable
Use your text editor to write in your browser
A server side alternative implementation of socket.io
A Socket.IO client library for Java
Command-line client for WebSockets, like netcat (or curl)
μWebSockets for Node.js back-ends
websocket and http client and server library, with TLS support
Socket.IO server implemented on Java
An embedded web server
HTTP proxy server,support HTTPS & websocket
Minimal and idiomatic WebSocket library for Go
Eclipse Tyrus is the open source JSR 356 - Java API for WebSocket
arduinoWebSockets
Fast, well-tested and widely used WebSocket implementation for Go
Universal Ruby library to handle WebSocket protocol
Bringing Http/Https and WebSockets High Performance servers for PyPy3
Just another simple, fast, and resilient open-source WebSockets server
Compliant web server for the most demanding of applications
deepstream.io server
WebSocket client library built on SwiftNIO
LaravelS is an out-of-the-box adapter between Laravel/Lumen and Swoole
Socket.IO-client for iOS/OS X