| 1 | 20,150 | 10,863 | rubysketch | A game engine based on the Processing API. |
| 2 | 20,479 | 11,687 | reflexion | This library helps you to develop interactive graphical user interface. |
| 3 | 20,862 | 12,945 | rays | This library helps you to develop graphics application with OpenGL. |
| 4 | 21,158 | 14,096 | rucy | This library helps you to develop Ruby Extension by C++. |
| 5 | 23,582 | 10,701 | xot | This library include some useful utility classes and functions for development with C++. |
| 6 | 28,964 | 15,360 | beeps | Synthesize and play beep sounds. |
| 7 | 48,735 | 14,096 | processing | Creative Coding Framework has API compatible to Processing or p5.js. |
| 8 | 67,666 | 78,816 | spacy | A text editor runs on Ruby and uses SPACE as a trigger key for every action. |
| 9 | 146,567 | 31,112 | reight | A Retro Game Engine for Ruby. |
| 10 | 167,175 | 78,816 | rubysketch-solitaire | Solitaire game made with RubySketch. |
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