| 1 | 19,951 | 18,708 | rubysketch | A game engine based on the Processing API. |
| 2 | 20,420 | 23,666 | reflexion | This library helps you to develop interactive graphical user interface. |
| 3 | 20,784 | 17,456 | rays | This library helps you to develop graphics application with OpenGL. |
| 4 | 21,150 | 21,319 | rucy | This library helps you to develop Ruby Extension by C++. |
| 5 | 23,489 | 18,422 | xot | This library include some useful utility classes and functions for development with C++. |
| 6 | 28,523 | 20,822 | beeps | Synthesize and play beep sounds. |
| 7 | 44,608 | 20,822 | processing | Creative Coding Framework has API compatible to Processing or p5.js. |
| 8 | 68,744 | 84,187 | spacy | A text editor runs on Ruby and uses SPACE as a trigger key for every action. |
| 9 | 123,403 | 25,259 | reight | A Retro Game Engine for Ruby. |
| 10 | 164,459 | 124,969 | rubysketch-solitaire | Solitaire game made with RubySketch. |
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