| 1 | 4,327 | 8,481 | spinach | Spinach is a BDD framework on top of gherkin |
| 2 | 15,902 | 21,153 | kleisli | Usable, idiomatic common monads in Ruby |
| 3 | 30,758 | 28,714 | stendhal | Stendhal is a really simple test framework. |
| 4 | 35,776 | 55,240 | pelusa | Static analysis Lint-type tool to improve your OO Ruby code |
| 5 | 44,257 | 41,131 | adts | Abstract Data Types for Ruby |
| 6 | 53,609 | 89,752 | domodoro | Distributed Pomodoro for the masses |
| 7 | 54,767 | 89,752 | hijacker | Spy on your ruby objects and send their activity to a hijacker server anywhere through DRb |
| 8 | 56,953 | 55,240 | brainfuck | An implementation of Brainfuck on the Rubinius VM. |
| 9 | 60,352 | 55,240 | niki | A DSL to describe and play structured musical pieces, i.e. songs |
| 10 | 64,849 | 34,763 | memetalk | Send auto-generated memes to Talkerapp rooms! |
| 11 | 66,491 | 89,752 | mayl | A console to create, edit and maintain YAML files in any kind of Ruby projects |
| 12 | 66,573 | 89,752 | a-gem | th fstst tstng frmwrk. |
| 13 | 97,157 | 89,752 | fastest | th fstst tstng frmwrk. |
| 14 | 98,397 | 55,240 | micetrap | Catch evil hackers on the fly by placing open-port traps emulating fake vulnerable serv... |
| 15 | 101,501 | 89,752 | rpn | A simple Reverse Polish Notation calculator in Ruby |
| 16 | 104,495 | 89,752 | springpad | Command-line client for Springpad. |
| 17 | 107,692 | 89,752 | txus-aversion | Make your Ruby objects versionable |
| 18 | 127,368 | 89,752 | yo | Street-oriented programming in Ruby |
| 19 | 129,480 | 89,752 | guard-stendhal | Guard::Stendhal automatically runs your specs with stendhal |
| 20 | 130,119 | 89,752 | rexpl | Rexpl is an interactive bytecode console for Rubinius |
| 21 | 134,077 | 89,752 | explain | Explain explains your Ruby code in natural language. |
| 22 | 142,167 | 55,240 | traitor | Traits for Ruby: like mixins, but better |
| 23 | 142,396 | 55,240 | minitest-descriptive | Make your assertion diffs smarter |