| 1 | 3,980 | 7,554 | spinach | Spinach is a BDD framework on top of gherkin |
| 2 | 15,179 | 14,245 | kleisli | Usable, idiomatic common monads in Ruby |
| 3 | 28,954 | 18,850 | stendhal | Stendhal is a really simple test framework. |
| 4 | 33,655 | 35,268 | pelusa | Static analysis Lint-type tool to improve your OO Ruby code |
| 5 | 42,361 | 51,612 | adts | Abstract Data Types for Ruby |
| 6 | 51,769 | 58,247 | domodoro | Distributed Pomodoro for the masses |
| 7 | 52,103 | 30,587 | hijacker | Spy on your ruby objects and send their activity to a hijacker server anywhere through DRb |
| 8 | 54,553 | 116,310 | brainfuck | An implementation of Brainfuck on the Rubinius VM. |
| 9 | 57,791 | 46,216 | niki | A DSL to describe and play structured musical pieces, i.e. songs |
| 10 | 61,943 | 66,833 | memetalk | Send auto-generated memes to Talkerapp rooms! |
| 11 | 63,442 | 78,093 | mayl | A console to create, edit and maintain YAML files in any kind of Ruby projects |
| 12 | 65,902 | 145,948 | a-gem | th fstst tstng frmwrk. |
| 13 | 93,415 | 78,093 | fastest | th fstst tstng frmwrk. |
| 14 | 94,219 | 116,310 | micetrap | Catch evil hackers on the fly by placing open-port traps emulating fake vulnerable serv... |
| 15 | 97,784 | 66,833 | rpn | A simple Reverse Polish Notation calculator in Ruby |
| 16 | 101,227 | 78,093 | springpad | Command-line client for Springpad. |
| 17 | 104,100 | 66,833 | txus-aversion | Make your Ruby objects versionable |
| 18 | 122,290 | 93,924 | yo | Street-oriented programming in Ruby |
| 19 | 124,622 | 93,924 | guard-stendhal | Guard::Stendhal automatically runs your specs with stendhal |
| 20 | 125,533 | 93,924 | rexpl | Rexpl is an interactive bytecode console for Rubinius |
| 21 | 129,579 | 78,093 | explain | Explain explains your Ruby code in natural language. |
| 22 | 137,287 | 145,948 | minitest-descriptive | Make your assertion diffs smarter |
| 23 | 138,241 | 66,833 | traitor | Traits for Ruby: like mixins, but better |
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