| 1 | 3,668 | 3,587 | w3c_validators | A Ruby wrapper for the World Wide Web Consortium’s online validation services. |
| 2 | 50,402 | 31,045 | nose | Schema design for NoSQL applications |
| 3 | 60,069 | 41,131 | mipper | MIPPeR is a Ruby interface to various mixed integer programming solvers |
| 4 | 84,042 | 89,752 | guruby | Guruby is a Ruby interface to the Gurobi solver |
| 5 | 86,793 | 89,752 | nose-cli | Schema design for NoSQL applications |
| 6 | 94,770 | 89,752 | sql-parser2 | A Racc-based Ruby parser and generator for SQL statements |
| 7 | 167,183 | 89,752 | parslet-ext | Adds some useful functions to Parlset which the author has decided not include in the core |
| 8 | 176,456 | 89,752 | rack-thor | Schema design for NoSQL applications |