| 1 | 4,102 | 8,795 | spinach | Spinach is a BDD framework on top of gherkin |
| 2 | 15,378 | 14,885 | kleisli | Usable, idiomatic common monads in Ruby |
| 3 | 29,443 | 77,133 | stendhal | Stendhal is a really simple test framework. |
| 4 | 34,274 | 25,389 | pelusa | Static analysis Lint-type tool to improve your OO Ruby code |
| 5 | 42,965 | 113,104 | adts | Abstract Data Types for Ruby |
| 6 | 52,029 | 113,104 | domodoro | Distributed Pomodoro for the masses |
| 7 | 52,705 | 113,104 | hijacker | Spy on your ruby objects and send their activity to a hijacker server anywhere through DRb |
| 8 | 55,421 | 59,090 | brainfuck | An implementation of Brainfuck on the Rubinius VM. |
| 9 | 58,551 | 34,449 | niki | A DSL to describe and play structured musical pieces, i.e. songs |
| 10 | 62,817 | 37,724 | memetalk | Send auto-generated memes to Talkerapp rooms! |
| 11 | 64,298 | 37,724 | mayl | A console to create, edit and maintain YAML files in any kind of Ruby projects |
| 12 | 66,304 | 77,133 | a-gem | th fstst tstng frmwrk. |
| 13 | 94,306 | 77,133 | fastest | th fstst tstng frmwrk. |
| 14 | 95,551 | 59,090 | micetrap | Catch evil hackers on the fly by placing open-port traps emulating fake vulnerable serv... |
| 15 | 98,698 | 113,104 | rpn | A simple Reverse Polish Notation calculator in Ruby |
| 16 | 101,799 | 59,090 | springpad | Command-line client for Springpad. |
| 17 | 104,874 | 113,104 | txus-aversion | Make your Ruby objects versionable |
| 18 | 123,882 | 113,104 | yo | Street-oriented programming in Ruby |
| 19 | 125,784 | 113,104 | guard-stendhal | Guard::Stendhal automatically runs your specs with stendhal |
| 20 | 126,568 | 113,104 | rexpl | Rexpl is an interactive bytecode console for Rubinius |
| 21 | 130,322 | 113,104 | explain | Explain explains your Ruby code in natural language. |
| 22 | 138,541 | 59,090 | traitor | Traits for Ruby: like mixins, but better |
| 23 | 138,735 | 77,133 | minitest-descriptive | Make your assertion diffs smarter |
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