| 1 | 3,644 | 2,019 | w3c_validators | A Ruby wrapper for the World Wide Web Consortium’s online validation services. |
| 2 | 49,902 | 35,817 | nose | Schema design for NoSQL applications |
| 3 | 59,306 | 78,466 | mipper | MIPPeR is a Ruby interface to various mixed integer programming solvers |
| 4 | 82,414 | 56,146 | guruby | Guruby is a Ruby interface to the Gurobi solver |
| 5 | 85,533 | 21,390 | nose-cli | Schema design for NoSQL applications |
| 6 | 93,305 | 78,466 | sql-parser2 | A Racc-based Ruby parser and generator for SQL statements |
| 7 | 163,414 | 115,782 | parslet-ext | Adds some useful functions to Parlset which the author has decided not include in the core |
| 8 | 172,654 | 115,782 | rack-thor | Schema design for NoSQL applications |