High performance Node.js webserver with a simple-to-use API
A server side alternative implementation of socket.io
Eclipse Tyrus is the open source JSR 356 - Java API for WebSocket
Compliant web server for the most demanding of applications
Your high performance web application C framework
Asynchronous WebSocket server
WebSocket emulation - Node.js server
Lua Application Server for micro-services with default communication
Python binding to the libindi library