| 1 | 8,970 | 13,153 | tax_cloud | Calculate sales tax using the TaxCloud.net API |
| 2 | 56,991 | 52,627 | acts_as_king | Hierarchical ActiveRecord models. Inspired by acts_as_tree. Trees are shady. |
| 3 | 70,004 | 39,756 | strikeiron | Ruby gem to handle tax calculation using the Strikeiron API. |
| 4 | 98,535 | 52,627 | textcaptcha | Ruby gem to use the textcaptcha.com service |
| 5 | 123,981 | 114,388 | invoicepdf | Easily create PDF invoices |
| 6 | 124,519 | 81,771 | octave | Collect application performance metrics. |
| 7 | 145,163 | 114,388 | retailigence_ruby | Ruby library for interactiing with Retailigence. |
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