Realtime application framework (Node.JS server)
A Socket.IO client library for Java
A 100% native C# implementation of ZeroMQ for .NET
A client library to multiplex connections from and to iOS devices
A glib-like multi-platform c library
Socket-based TS/JavaScript API for WhatsApp Web
Socket.IO-client for iOS/OS X
An asynchronous event driven PHP socket framework
Fast and low latency asynchronous socket server & client C++ library
A modern I/O library for Android, Java, and Kotlin Multiplatform
A powerful server and network library, including coroutine
A Python library for the Docker Engine API
Slack API in Go - community-maintained fork
A go-style coroutine library in C++11 and more
A stream multiplexing library for Golang with minimal memory usage
Cross-platform asynchronous I/O
Easy to use cryptographic framework for data protection
Coroutine-based concurrency library for PHP
common java utility library
Cross-platform C++ library for use as a default application framework.
Websockets in swift for iOS and OSX
socket.io library for golang, a realtime application framework
Web framework in Rust
Asynchronous socket, http(s) (client+server) and websocket library
Gev is a lightweight, fast non-blocking TCP network library