Linux kernel source tree

Architected for speed. Automated for easy. Monitoring and troubleshooting, transformed!

The Reliable USB Formatting Utility

Zstandard - Fast real-time compression algorithm

How to Make a Computer Operating System in C++

The systemd System and Service Manager

Embedded TCP/IP network stack with embedded web server, Websocket, and MQTT client

FreeRDP is a free remote desktop protocol library and clients

Simple and portable (but not inflexible) GUI library in C that uses the native GUI technologies of each platform it supports.

A cross-platform, linkable library implementation of Git that you can use in your application.

Windows File System Proxy - FUSE for Windows

Quake III Arena GPL Source Release

low cost software radio platform

An open source, portable, easy to use, readable and flexible TLS library, and reference implementation of the PSA Cryptography API. Releases are on a varying cadence, typically around 3 - 6 months …

The seL4 microkernel

An implementation of the TLS/SSL protocols

Gravity Programming Language

OSv, a new operating system for the cloud.

Open vSwitch

The FRRouting Protocol Suite

Go to

DO NOT CHECK OUT THESE FILES FROM GITHUB UNLESS YOU KNOW WHAT YOU ARE DOING. (See below.)

a Rocket-fast SYStem for LOG processing

Dropbear SSH

Linux-based partitioning hypervisor

TestDisk & PhotoRec

LibTomCrypt is a fairly comprehensive, modular and portable cryptographic toolkit that provides developers with a vast array of well known published block ciphers, one-way hash functions, chaining …

The Mongrel2 Web Server Project

Read-only mirror of file CVS repository, updated every half hour. NOTE: do not make pull requests here, nor comment any commits, submit them usual way to bug tracker or to the mailing list. Maintai…

All of the code from Learn C The Hard Way, each project, plus the presentation slides used in the videos.