| 1 | 1,884 | 5,237 | extlib | Support library for Merb |
| 2 | 3,095 | 6,440 | moped | A MongoDB driver for Ruby. |
| 3 | 8,278 | 14,218 | datamapper | Faster, Better, Simpler. |
| 4 | 15,974 | 22,722 | akephalos | Headless Browser for Integration Testing with Capybara |
| 5 | 42,736 | 105,941 | rails_datamapper | Rails Plugin for DataMapper |
| 6 | 55,122 | 105,941 | tiff | Ruby wrapper for libtiff with FFI |
| 7 | 69,144 | 57,584 | mail_builder | MailBuilder is a simple library for building RFC compliant MIME emails. |
| 8 | 70,216 | 41,879 | haml-server | Server for HAML files |
| 9 | 94,786 | 57,584 | testdrive | TestDrive is a simple ruby and jruby compatible automatic test runner. |
| 10 | 123,461 | 105,941 | harbor | Harbor Framework |
| 11 | 132,757 | 105,941 | uninhibited | This rubygem does not have a description or summary. |
| 12 | 135,297 | 105,941 | ttf2eot | Convert TTF fonts to EOT fonts |
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