Linux kernel source tree

A new bootable USB solution.

How to create an OS from scratch

UNIX-like reverse engineering framework and command-line toolset

How to Make a Computer Operating System in C++

NVIDIA Linux open GPU kernel module source

⚡ KCP - A Fast and Reliable ARQ Protocol

Bug-fix-only libev port of shadowsocks. Future development moved to shadowsocks-rust

mimalloc is a compact general purpose allocator with excellent performance.

Tinyhttpd 是J. David Blackstone在1999年写的一个不到 500 行的超轻量型 Http Server，用来学习非常不错，可以帮助我们真正理解服务器程序的本质。官网:http://tinyhttpd.sourceforge.net

H2O - the optimized HTTP/1, HTTP/2, HTTP/3 server

A simple Minecraft clone written in C using modern OpenGL (shaders).

C in four functions

YugabyteDB - the cloud native distributed SQL database for mission-critical applications.

xv6 OS

http://torch.ch

Unicorn CPU emulator framework (ARM, AArch64, M68K, Mips, Sparc, PowerPC, RiscV, S390x, TriCore, X86)

Screaming-fast Python 3.5+ HTTP toolkit integrated with pipelining HTTP server based on uvloop and picohttpparser.

A customisable 3D platform for agent-based AI research

A completely-from-scratch hobby operating system: bootloader, kernel, drivers, C library, and userspace including a composited graphical UI, dynamic linker, syntax-highlighting text editor, network…

A Small C Compiler

Experimental, scalable, high performance HTTP server

Quake GPL Source Release

A MMOG engine of server.

Dive into CPython internals, trying to illustrate every detail of CPython implementation

OSv, a new operating system for the cloud.

F-Stack is an user space network development kit with high performance based on DPDK, FreeBSD TCP/IP stack and coroutine API.

Fastsocket is a highly scalable socket and its underlying networking implementation of Linux kernel. With the straight linear scalability, Fastsocket can provide extremely good performance in multi…

Foreign LINUX - Run unmodified Linux applications inside Windows.

Performance monitoring tools for Linux