Apache Commons Numbers

A collection of useful .gitignore templates

Master programming by recreating your favorite technologies from scratch.

The High-Performance Java Persistence book and video course code examples

A Swift graphics library useful when working with dot matrix displays.

Algorithms and data structures in Swift, with explanations!

Plugin Manager CLI tool for Jenkins

A Java API for generating .java source files.

Luanti (formerly Minetest) is an open source voxel game-creation platform with easy modding and game creation

Open Source real-time strategy game engine for early Westwood games such as Command & Conquer: Red Alert written in C# using SDL and OpenGL. Runs on Windows, Linux, *BSD and Mac OS X.

The automation tower defense RTS

A Study Path for Game Programmer

Project to illustrate how to build a programming language

Server supporting the Signal Private Messenger applications on Android, Desktop, and iOS

Protocol Buffers - Google's data interchange format

Java library for RSS and Atom feeds

Arduino Code for a GhostBusters Proton Pack

Apache Archiva Repository

Feature Flags for the Java platform

MARY TTS -- an open-source, multilingual text-to-speech synthesis system written in pure java

A quick and very dirty Scheme interpereter.

🙈 Volkswagen detects when your tests are being run in a CI server, and makes them pass.

Broadleaf Commerce CE - an eCommerce framework based on Java and Spring