| 1 | 4,076 | 9,303 | spinach | Spinach is a BDD framework on top of gherkin |
| 2 | 15,337 | 18,129 | kleisli | Usable, idiomatic common monads in Ruby |
| 3 | 29,382 | 55,140 | stendhal | Stendhal is a really simple test framework. |
| 4 | 34,167 | 86,611 | pelusa | Static analysis Lint-type tool to improve your OO Ruby code |
| 5 | 42,808 | 86,611 | adts | Abstract Data Types for Ruby |
| 6 | 51,970 | 55,140 | domodoro | Distributed Pomodoro for the masses |
| 7 | 52,502 | 86,611 | hijacker | Spy on your ruby objects and send their activity to a hijacker server anywhere through DRb |
| 8 | 55,221 | 42,131 | brainfuck | An implementation of Brainfuck on the Rubinius VM. |
| 9 | 58,398 | 25,928 | niki | A DSL to describe and play structured musical pieces, i.e. songs |
| 10 | 62,671 | 86,611 | memetalk | Send auto-generated memes to Talkerapp rooms! |
| 11 | 64,135 | 28,008 | mayl | A console to create, edit and maintain YAML files in any kind of Ruby projects |
| 12 | 66,075 | 42,131 | a-gem | th fstst tstng frmwrk. |
| 13 | 94,070 | 86,611 | fastest | th fstst tstng frmwrk. |
| 14 | 95,271 | 55,140 | micetrap | Catch evil hackers on the fly by placing open-port traps emulating fake vulnerable serv... |
| 15 | 98,466 | 55,140 | rpn | A simple Reverse Polish Notation calculator in Ruby |
| 16 | 101,698 | 35,185 | springpad | Command-line client for Springpad. |
| 17 | 104,626 | 42,131 | txus-aversion | Make your Ruby objects versionable |
| 18 | 123,598 | 86,611 | yo | Street-oriented programming in Ruby |
| 19 | 125,525 | 42,131 | guard-stendhal | Guard::Stendhal automatically runs your specs with stendhal |
| 20 | 126,341 | 30,937 | rexpl | Rexpl is an interactive bytecode console for Rubinius |
| 21 | 130,121 | 55,140 | explain | Explain explains your Ruby code in natural language. |
| 22 | 138,375 | 42,131 | traitor | Traits for Ruby: like mixins, but better |
| 23 | 138,393 | 55,140 | minitest-descriptive | Make your assertion diffs smarter |
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