Linux kernel source tree

build-once run-anywhere c library

NVIDIA Linux open GPU kernel module source

Extremely Fast Compression algorithm

Extremely fast non-cryptographic hash algorithm

The “Quite OK Image Format” for fast, lossless image compression

An open-source OS project that aims to provide source and binary compatibility with macOS® and a similar user experience.

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…

EDK II

A library that enables dynamically rebinding symbols in Mach-O binaries running on iOS.

Simple Dynamic Strings library for C

The seL4 microkernel

UEFI firmware image viewer and editor

code and manual

Linux running inside a PDF file via a RISC-V emulator

Generates x86, x64, or AMD64+x86 position-independent shellcode that loads .NET Assemblies, PE files, and other Windows payloads from memory and runs them with parameters

RF transmitter for Raspberry Pi

Experimental PlayStation 4 emulator.

Nmap Project's Windows packet capture and transmission library

eBPF implementation that runs on top of Windows

Multi-format archive and compression library

Minoca operating system

Game and app loader for Sony PlayStation 2

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

A Wii Homebrew Project to play GC Games on Wii and vWii on Wii U

Software, firmware, and hardware designs for Ubertooth

Platform independent Near Field Communication (NFC) library

Upload arbitrary data via Apple's Find My network.

Plan 9 from User Space

vnStat - a network traffic monitor for Linux and BSD