Modern HTTP benchmarking tool

Command-line JSON processor

BCC - Tools for BPF-based Linux IO analysis, networking, monitoring, and more

GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through your browser.

A fast image processing library with low memory needs.

Box2D is a 2D physics engine for games

A curated list of Multiplayer Game Network Programming Resources

Quake III Arena GPL Source Release

lightweight connection pooler for PostgreSQL

Packet, where are you? -- eBPF-based Linux kernel networking debugger

Optimized JSON

The client of the future

A network library for client/server games written in C++

Your high performance web application C framework

A High Performance HTTP Server for Ruby