| 1 | 3,646 | 3,473 | w3c_validators | A Ruby wrapper for the World Wide Web Consortium’s online validation services. |
| 2 | 49,942 | 32,378 | nose | Schema design for NoSQL applications |
| 3 | 59,264 | 80,685 | mipper | MIPPeR is a Ruby interface to various mixed integer programming solvers |
| 4 | 81,894 | 48,556 | guruby | Guruby is a Ruby interface to the Gurobi solver |
| 5 | 85,368 | 44,145 | nose-cli | Schema design for NoSQL applications |
| 6 | 93,473 | 32,378 | sql-parser2 | A Racc-based Ruby parser and generator for SQL statements |
| 7 | 162,091 | 148,262 | parslet-ext | Adds some useful functions to Parlset which the author has decided not include in the core |
| 8 | 171,781 | 96,808 | rack-thor | Schema design for NoSQL applications |