2D game development library. The library features easy to use and game-friendly interfaces to 2D graphics and text (accelerated by 3D hardware), sound samples and music as well as keyboard, mouse and gamepad/joystick input. Includes demos for integration with RMagick, Chipmunk and Ruby-OpenGL.
Gemfile gem 'gosu', '~> 0.7.9.1'
install gem install gosu -v 0.7.9.1