| 1 | 86,851 | 36,568 | baobab | ID3 decision trees for machine learning in Ruby |
| 2 | 96,889 | 70,881 | eksek | Execute shell commands and easily get stdout, stderr, exit code, and more |
| 3 | 109,691 | 42,405 | carmenere | Cluster algorithms |
| 4 | 114,840 | 70,881 | forty-two | If you ever wondered why 1 + 1 isn't 42, this is your chance to do something about it. |
| 5 | 115,971 | 70,881 | probaberry | Do probabily homework with irb! |
| 6 | 142,510 | 52,140 | autohash | Hashes where keys can be automatically calculated based on the value inserted |
| 7 | 154,262 | 145,637 | redpanda | Red panda! |
| 8 | 154,374 | 145,637 | usearchtree | Uninformed search trees! |
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