How to create an OS from scratch

A tiling window manager for macOS based on binary space partitioning

Cross-platform asynchronous I/O

build-once run-anywhere c library

memcached development tree

C in four functions

The FreeBSD src tree publish-only repository. Experimenting with 'simple' pull requests....

A Small C Compiler

nginx-1.9.2源码通读分析注释，带详尽函数中文分析注释以及相关函数流程调用注释，最全面的nginx源码阅读分析中文注释，更新完毕

A hacker's userspace TCP/IP stack

XDP tutorial

A Parser Combinator library for C

strace is a diagnostic, debugging and instructional userspace utility for Linux

Enjoy games with your friends as if you were on a LAN.

A minimal but extreme fast B+ tree indexing structure demo for billions of key-value storage

A Tiny Garbage Collector for C

Linux kernel source tree

the fastest in-memory index in the East 东半球最快并发索引

Make FC(NES) Emulator Step-by-Step 一步一步模拟红白机

EnhanceIO Open Source for Linux

Event Framework, implemented the coroutine scheduling based on IO events. Support poll, epoll, event port and kqueue.

Code reading for sqlite backend

Reverse-engineered amiibo cryptography

A simple NES (FC) emulator

A memory allocation tracer combined with stack trace.

A virtual machine monitor and a tiny "operating system" to go with it. When you start Sparkler, it creates a virtual machine using Linux's KVM API. It is written in C and emulates a serial console …