| 1 | 3,967 | 6,813 | spinach | Spinach is a BDD framework on top of gherkin |
| 2 | 15,168 | 11,963 | kleisli | Usable, idiomatic common monads in Ruby |
| 3 | 28,880 | 39,186 | stendhal | Stendhal is a really simple test framework. |
| 4 | 33,572 | 55,740 | pelusa | Static analysis Lint-type tool to improve your OO Ruby code |
| 5 | 42,258 | 55,740 | adts | Abstract Data Types for Ruby |
| 6 | 51,798 | 64,278 | domodoro | Distributed Pomodoro for the masses |
| 7 | 52,031 | 55,740 | hijacker | Spy on your ruby objects and send their activity to a hijacker server anywhere through DRb |
| 8 | 54,194 | 49,198 | brainfuck | An implementation of Brainfuck on the Rubinius VM. |
| 9 | 57,720 | 55,740 | niki | A DSL to describe and play structured musical pieces, i.e. songs |
| 10 | 61,783 | 69,506 | memetalk | Send auto-generated memes to Talkerapp rooms! |
| 11 | 63,327 | 64,278 | mayl | A console to create, edit and maintain YAML files in any kind of Ruby projects |
| 12 | 65,582 | 82,265 | a-gem | th fstst tstng frmwrk. |
| 13 | 93,339 | 100,863 | fastest | th fstst tstng frmwrk. |
| 14 | 94,009 | 82,265 | micetrap | Catch evil hackers on the fly by placing open-port traps emulating fake vulnerable serv... |
| 15 | 97,651 | 100,863 | rpn | A simple Reverse Polish Notation calculator in Ruby |
| 16 | 101,118 | 90,788 | springpad | Command-line client for Springpad. |
| 17 | 104,025 | 90,788 | txus-aversion | Make your Ruby objects versionable |
| 18 | 121,953 | 153,037 | yo | Street-oriented programming in Ruby |
| 19 | 124,125 | 131,986 | guard-stendhal | Guard::Stendhal automatically runs your specs with stendhal |
| 20 | 125,213 | 131,986 | rexpl | Rexpl is an interactive bytecode console for Rubinius |
| 21 | 129,407 | 100,863 | explain | Explain explains your Ruby code in natural language. |
| 22 | 136,947 | 131,986 | minitest-descriptive | Make your assertion diffs smarter |
| 23 | 138,261 | 131,986 | traitor | Traits for Ruby: like mixins, but better |
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