| 1 | 36,599 | 30,638 | rtype | The fastest type checking gem |
| 2 | 44,306 | 51,088 | rtype-native | C native extension for Rtype |
| 3 | 47,845 | 51,088 | rtype-java | Java extension for Rtype |
| 4 | 88,818 | 51,088 | rtype-legacy | Rtype for old ruby (1.9+) |
| 5 | 108,894 | 51,088 | rtype-legacy-java | Java extension for rtype-legacy |
| 6 | 113,330 | 51,088 | rtype-legacy-native | C native extension for rtype-legacy |
| 7 | 127,365 | 51,088 | class-enum | 'classial' enum for Ruby |
| 8 | 132,219 | 51,088 | rb_event | Simple event library. You can use event in Ruby like AS3, .Net |
| 9 | 156,179 | 51,088 | rolify_hier | The very simple role hierarchy library for rolify. fin |
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