| 1 | 20,142 | 9,115 | rubysketch | A game engine based on the Processing API. |
| 2 | 20,491 | 24,312 | reflexion | This library helps you to develop interactive graphical user interface. |
| 3 | 20,845 | 32,880 | rays | This library helps you to develop graphics application with OpenGL. |
| 4 | 21,163 | 29,258 | rucy | This library helps you to develop Ruby Extension by C++. |
| 5 | 23,505 | 24,312 | xot | This library include some useful utility classes and functions for development with C++. |
| 6 | 28,873 | 30,951 | beeps | Synthesize and play beep sounds. |
| 7 | 48,160 | 37,842 | processing | Creative Coding Framework has API compatible to Processing or p5.js. |
| 8 | 67,968 | 131,764 | spacy | A text editor runs on Ruby and uses SPACE as a trigger key for every action. |
| 9 | 143,457 | 65,656 | reight | A Retro Game Engine for Ruby. |
| 10 | 166,755 | 131,764 | rubysketch-solitaire | Solitaire game made with RubySketch. |
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