libuv / libuv

Cross-platform asynchronous I/O

robertdavidgraham / masscan

TCP port scanner, spews SYN packets asynchronously, scanning entire Internet in under 5 minutes.

nmap / nmap

Nmap - the Network Mapper. Github mirror of official SVN repository.

nanomq / nanomq

An ultra-lightweight and blazing-fast Messaging Bus/MQTT Broker for Edge & SDV

c-ares / c-ares

A C library for asynchronous DNS requests

nginx / njs

A subset of JavaScript language to use in nginx

swow / swow

Coroutine-based cross-platform concurrent I/O engine.

socketry / nio4r

Cross-platform asynchronous I/O primitives for scalable network clients and servers.