| 1 | 4,004 | 9,259 | spinach | Spinach is a BDD framework on top of gherkin |
| 2 | 15,192 | 19,104 | kleisli | Usable, idiomatic common monads in Ruby |
| 3 | 29,042 | 23,580 | stendhal | Stendhal is a really simple test framework. |
| 4 | 33,758 | 77,922 | pelusa | Static analysis Lint-type tool to improve your OO Ruby code |
| 5 | 42,336 | 77,922 | adts | Abstract Data Types for Ruby |
| 6 | 51,807 | 60,111 | domodoro | Distributed Pomodoro for the masses |
| 7 | 52,149 | 38,261 | hijacker | Spy on your ruby objects and send their activity to a hijacker server anywhere through DRb |
| 8 | 54,707 | 49,628 | brainfuck | An implementation of Brainfuck on the Rubinius VM. |
| 9 | 57,952 | 113,854 | niki | A DSL to describe and play structured musical pieces, i.e. songs |
| 10 | 62,088 | 43,003 | memetalk | Send auto-generated memes to Talkerapp rooms! |
| 11 | 63,581 | 38,261 | mayl | A console to create, edit and maintain YAML files in any kind of Ruby projects |
| 12 | 66,033 | 184,023 | a-gem | th fstst tstng frmwrk. |
| 13 | 93,548 | 77,922 | fastest | th fstst tstng frmwrk. |
| 14 | 94,447 | 77,922 | micetrap | Catch evil hackers on the fly by placing open-port traps emulating fake vulnerable serv... |
| 15 | 97,928 | 113,854 | rpn | A simple Reverse Polish Notation calculator in Ruby |
| 16 | 101,346 | 43,003 | springpad | Command-line client for Springpad. |
| 17 | 104,229 | 113,854 | txus-aversion | Make your Ruby objects versionable |
| 18 | 122,632 | 113,854 | yo | Street-oriented programming in Ruby |
| 19 | 124,812 | 77,922 | guard-stendhal | Guard::Stendhal automatically runs your specs with stendhal |
| 20 | 125,780 | 113,854 | rexpl | Rexpl is an interactive bytecode console for Rubinius |
| 21 | 129,578 | 113,854 | explain | Explain explains your Ruby code in natural language. |
| 22 | 137,584 | 113,854 | minitest-descriptive | Make your assertion diffs smarter |
| 23 | 138,237 | 77,922 | traitor | Traits for Ruby: like mixins, but better |
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