Linux kernel source tree

tmux source code

How to create an OS from scratch

How to Make a Computer Operating System in C++

AddressSanitizer, ThreadSanitizer, MemorySanitizer

Primary Git Repository for the Zephyr Project. Zephyr is a new generation, scalable, optimized, secure RTOS for multiple hardware architectures.

xv6 OS

Xv6 for RISC-V

Sioyek is a PDF viewer with a focus on textbooks and research papers

Free (libre) font editor for Windows, Mac OS X and GNU+Linux

The seL4 microkernel

OSv, a new operating system for the cloud.

Adding support for the Rust language to the Linux kernel.

The earliest versions of the very first c compiler known to exist in the wild written by the late legend himself dmr.

blingful character graphics/TUI library. definitely not curses.

A library of common data structures and algorithms written in C.

✉️ Teaching an Old Dog New Tricks -- IRC: #neomutt on irc.libera.chat

Checkpoint/Restore tool

A kernel designed to run one and only one application in a virtualized environment

Linux kernel source tree

Linux Test Project (mailing list: https://lists.linux.it/listinfo/ltp)

tic-tac-toe in a single call to printf

Linux utility to configure modifier keys to act as other keys when pressed and released on their own.

AirPlay Unix mirroring server

Full vim for your shell (bash, zsh, gdb, python, etc)

sched_ext schedulers and tools

SDK for developing enclaves

pocl - Portable Computing Language

X11 screen lock utility with security in mind