Han Dao

CopyPirate is a software parodying RIAA and their rivals, the 'pirates'.

Dynpet is an open-source software similar to Tamagotchi chain that is programmed in Ruby. It is available for free and provides users with an engaging virtual pet experience.

Space Fighter Ace is a Ruby-based game utilizing the game development library Rubygame. Players aim to defeat opponents in space combat to survive.

RubyTet is a free Tetris clone, made with Ruby. It serves as a model use of the rbgooey library.