| 1 | 20,057 | 122,967 | rubysketch | A game engine based on the Processing API. |
| 2 | 20,507 | 58,870 | reflexion | This library helps you to develop interactive graphical user interface. |
| 3 | 20,787 | 30,160 | rays | This library helps you to develop graphics application with OpenGL. |
| 4 | 21,161 | 50,548 | rucy | This library helps you to develop Ruby Extension by C++. |
| 5 | 23,530 | 50,548 | xot | This library include some useful utility classes and functions for development with C++. |
| 6 | 28,816 | 90,780 | beeps | Synthesize and play beep sounds. |
| 7 | 46,442 | 58,870 | processing | Creative Coding Framework has API compatible to Processing or p5.js. |
| 8 | 68,392 | 122,967 | spacy | A text editor runs on Ruby and uses SPACE as a trigger key for every action. |
| 9 | 138,153 | 90,780 | reight | A Retro Game Engine for Ruby. |
| 10 | 165,195 | 122,967 | rubysketch-solitaire | Solitaire game made with RubySketch. |
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