| 1 | 27,274 | 142,663 | rhapsody | A Ruby interface to the Rhapsody API. |
| 2 | 42,229 | 60,907 | simplate | Simplate generates a perfect directory structure for a well organized Ruby app |
| 3 | 46,524 | 41,573 | fourchan-urler | Provide the thread number and board information given 4chan url |
| 4 | 68,055 | 56,909 | fourchanify | Download images from 4chan to your computer given a thread url |
| 5 | 147,577 | 121,666 | unsorted | A simple gem that gives you an unsorted numeric array |
| 6 | 180,811 | 125,321 | us_income_tax | Calculate US federal income tax. The gem can calculate how much tax should be paid for ... |
| 7 | 180,961 | 125,321 | compounding | Calculate compound interest |
| 8 | 182,368 | 125,321 | mortgagerb | Calculate periodic payment given principal, rate and mortgage type |
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