Linux kernel source tree

Display and control your Android device

A new bootable USB solution.

stb single-file public domain libraries for C/C++

This project aims to enhance the working environment on Windows

How to create an OS from scratch

Zstandard - Fast real-time compression algorithm

A flexible distributed key-value database that is optimized for caching and other realtime workloads.

UNIX-like reverse engineering framework and command-line toolset

Embedded graphics library to create beautiful UIs for any MCU, MPU and display type.

A time-series database for high-performance real-time analytics packaged as a Postgres extension

How to Make a Computer Operating System in C++

A maintained, feature-rich and performance oriented, neofetch like system information tool.

MicroPython - a lean and efficient Python implementation for microcontrollers and constrained systems

Flipper Zero Unleashed Firmware

build-once run-anywhere c library

Open-source keyboard firmware for Atmel AVR and Arm USB families

Linux shell for iOS

A free Windows-compatible Operating System

Android application for running Windows applications with Wine and Box86/Box64

High performance UI layout library in C.

NVIDIA Linux open GPU kernel module source

libSQL is a fork of SQLite that is both Open Source, and Open Contributions.

Flipper Zero firmware source code

A single-header ANSI C gui library

A Compiler Writing Journey

John the Ripper jumbo - advanced offline password cracker, which supports hundreds of hash and cipher types, and runs on many operating systems, CPUs, GPUs, and even some FPGAs

mimalloc is a compact general purpose allocator with excellent performance.

OpenZFS on Linux and FreeBSD

RT-Thread is an open source IoT Real-Time Operating System (RTOS). https://rt-thread.github.io/rt-thread/