Command-line client for WebSockets, like netcat (or curl)
An embedded web server
Realtime application framework (Node.JS server)
websocket and http client and server library, with TLS support
Fast, well-tested and widely used WebSocket implementation for Go
Compliant web server for the most demanding of applications
WebSocket and WAMP in Python for Twisted and asyncio
Future-based Tungstenite for Tokio
Minimalist websocket framework for Go
deepstream.io server
Extensible socket server application framework for .NET
Bringing Http/Https and WebSockets High Performance servers for PyPy3
arduinoWebSockets
Network library for developing TCP/UDP/SSL/HTTP/WebSocket/MQTT client
A server side alternative implementation of socket.io
μWebSockets for Node.js back-ends
Universal Ruby library to handle WebSocket protocol
WebSocket client library built on SwiftNIO
High performance Node.js webserver with a simple-to-use API
LaravelS is an out-of-the-box adapter between Laravel/Lumen and Swoole
Simple, fast, reliable websocket server & client
HTTP proxy server,support HTTPS & websocket
Minimal and idiomatic WebSocket library for Go
Coherent, zero-dependency, lazy, simple, GraphQL
Eclipse Tyrus is the open source JSR 356 - Java API for WebSocket