freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

JDK main-line development https://openjdk.org/projects/jdk

Bitcoin Core integration/staging tree

Program for determining types of files for Windows, Linux and MacOS.

Connect your devices into a secure WireGuard®-based overlay network with SSO, MFA and granular access controls.

Create Reddit Videos with just✨ one command ✨

Raspberry Pi 3 UEFI Firmware Images

Node.js JavaScript runtime ✨🐢🚀✨

The financial transactions database designed for mission critical safety and performance.

WildFly Application Server

Play chess via GitHub

Your favorite operating systems in one place. A network-based bootable operating system installer based on iPXE.

stellar libraries — repository available @ https://maven.sirius.cam

An API documentation generator for JavaScript.

Xbox 360 Emulator Research Project - Netplay Fork

Windows 10/11 drop-in Shell replacement with live tiles for mobile/tablet devices.

🐻 Bear necessities for state management in React

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

A free Windows-compatible Operating System

A Virtual Machine Monitor for modern Cloud workloads. Features include CPU, memory and device hotplug, support for running Windows and Linux guests, device offload with vhost-user and a minimal com…

OpenCore bootloader

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

Next-generation configuration library for Minecraft

iPXE network bootloader

A True Instrumentable Binary Emulation Framework

The best ChatGPT that $100 can buy.

JSON for Modern C++

RealRTCW mod based on ioRTCW engine

A beautiful home server OS for self-hosting with an app store. Buy a pre-built Umbrel Home with umbrelOS, or install on a Raspberry Pi or any x86 system.