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