An embedded web server
A simple WebSocket server
Command-line client for WebSockets, like netcat (or curl)
A Socket.IO client library for Java
Realtime application framework (Node.JS server)
High performance Node.js webserver with a simple-to-use API
deepstream.io server
Eclipse Tyrus is the open source JSR 356 - Java API for WebSocket
HTTP/WebSocket server C++14 library
arduinoWebSockets
Fast and low latency asynchronous socket server & client C++ library
Compliant web server for the most demanding of applications
LaravelS is an out-of-the-box adapter between Laravel/Lumen and Swoole
μWebSockets for Node.js back-ends
Network library for developing TCP/UDP/SSL/HTTP/WebSocket/MQTT client
Coherent, zero-dependency, lazy, simple, GraphQL
websocket and http client and server library, with TLS support
Use your text editor to write in your browser
Universal Ruby library to handle WebSocket protocol
HTTP proxy server,support HTTPS & websocket
Socket.IO server implemented on Java
high performance dotnet core socket tcp communication components
Bringing Http/Https and WebSockets High Performance servers for PyPy3
JSON-RPC 2.0 implementation over WebSockets for Node.js
Polyglot replacement for Ruby WebSocket servers with Action Cable