Linux kernel source tree

A new bootable USB solution.

How to create an OS from scratch

A tiling window manager for macOS based on binary space partitioning

Cross-platform, graphics API agnostic, "Bring Your Own Engine/Framework" style rendering library.

Rofi: A window switcher, application launcher and dmenu replacement

OpenCore bootloader

Learning operating system development using Linux kernel and Raspberry Pi

Cross-platform, sophisticated frontend for the libretro API. Licensed GPLv3.

Kernel source tree for Raspberry Pi-provided kernel builds. Issues unrelated to the linux kernel should be posted on the community forum at https://forums.raspberrypi.com/

OpenZFS on Linux and FreeBSD

Klipper is a 3d-printer firmware

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

Capstone disassembly/disassembler framework for ARM, ARM64 (ARMv8), Alpha, BPF, Ethereum VM, HPPA, LoongArch, M68K, M680X, Mips, MOS65XX, PPC, RISC-V(rv32G/rv64G), SH, Sparc, SystemZ, TMS320C64X, T…

A network filesystem client to connect to SSH servers

A maintained ctags implementation

unc0ver jailbreak for iOS 11.0 - 12.4

xhyve, a lightweight OS X virtualization solution

Siege is an http load tester and benchmarking utility

Redshift adjusts the color temperature of your screen according to your surroundings. This may help your eyes hurt less if you are working in front of the screen at night.

EDK II

A fork of the i3 window manager with gaps and some other features. ⚠️ i3-gaps has been merged into i3.

RIOT - The friendly OS for IoT

Lightweight and customizable notification daemon

Bootloader for macOS, Windows and Linux in UEFI and in legacy mode

"Das U-Boot" Source Tree

📺🗿 Terminal graphics for the 21st century.

A lightweight compositor for X11 with animation support

QEMU Interactive Runtime Analyser

RTL8812AU/21AU and RTL8814AU driver with monitor mode and frame injection