A Socket.IO client library for Java
Socket.IO-client for iOS/OS X
websocket and http client and server library, with TLS support
Network library for developing TCP/UDP/SSL/HTTP/WebSocket/MQTT client
WebSocket client library built on SwiftNIO
Socket.IO server implemented on Java
Realtime application framework (Node.JS server)
Universal Ruby library to handle WebSocket protocol
arduinoWebSockets
Minimalist websocket framework for Go
JSON-RPC 2.0 implementation over WebSockets for Node.js
Future-based Tungstenite for Tokio
Fast, well-tested and widely used WebSocket implementation for Go
Ultra fast and low latency asynchronous socket server & client C#
A simple WebSocket server
WebSocket emulation and Javascript client
A simple WebSocket library like ws of node.js library for deno
A Retrofit inspired WebSocket client for Kotlin, Java, and Android
A WebSocket library optimized for multiplayer JS games
REST and websockets C++ library
RPC library for .NET with auto JavaScript client code generation