| 1 | 4,046 | 7,652 | spinach | Spinach is a BDD framework on top of gherkin |
| 2 | 15,259 | 14,939 | kleisli | Usable, idiomatic common monads in Ruby |
| 3 | 29,271 | 27,884 | stendhal | Stendhal is a really simple test framework. |
| 4 | 34,020 | 129,552 | pelusa | Static analysis Lint-type tool to improve your OO Ruby code |
| 5 | 42,612 | 60,119 | adts | Abstract Data Types for Ruby |
| 6 | 51,939 | 51,354 | domodoro | Distributed Pomodoro for the masses |
| 7 | 52,351 | 44,821 | hijacker | Spy on your ruby objects and send their activity to a hijacker server anywhere through DRb |
| 8 | 55,031 | 95,897 | brainfuck | An implementation of Brainfuck on the Rubinius VM. |
| 9 | 58,205 | 95,897 | niki | A DSL to describe and play structured musical pieces, i.e. songs |
| 10 | 62,470 | 95,897 | memetalk | Send auto-generated memes to Talkerapp rooms! |
| 11 | 63,952 | 95,897 | mayl | A console to create, edit and maintain YAML files in any kind of Ruby projects |
| 12 | 66,001 | 19,885 | a-gem | th fstst tstng frmwrk. |
| 13 | 93,791 | 73,939 | fastest | th fstst tstng frmwrk. |
| 14 | 94,970 | 129,552 | micetrap | Catch evil hackers on the fly by placing open-port traps emulating fake vulnerable serv... |
| 15 | 98,240 | 95,897 | rpn | A simple Reverse Polish Notation calculator in Ruby |
| 16 | 101,525 | 95,897 | springpad | Command-line client for Springpad. |
| 17 | 104,467 | 73,939 | txus-aversion | Make your Ruby objects versionable |
| 18 | 123,271 | 95,897 | yo | Street-oriented programming in Ruby |
| 19 | 125,187 | 95,897 | guard-stendhal | Guard::Stendhal automatically runs your specs with stendhal |
| 20 | 126,055 | 73,939 | rexpl | Rexpl is an interactive bytecode console for Rubinius |
| 21 | 129,794 | 95,897 | explain | Explain explains your Ruby code in natural language. |
| 22 | 138,109 | 129,552 | minitest-descriptive | Make your assertion diffs smarter |
| 23 | 138,216 | 95,897 | traitor | Traits for Ruby: like mixins, but better |