| 1 | 3,703 | 4,673 | ffi-geos | An ffi wrapper for GEOS, a C++ port of the Java Topology Suite (JTS). |
| 2 | 11,942 | 12,705 | gd2-ffij | gd2-ffij is a refactoring of the Ruby/GD2 library implemented with FFI |
| 3 | 16,250 | 67,515 | activerecord-postgresql-extensions | A whole bunch of extensions the ActiveRecord PostgreSQL adapter. |
| 4 | 19,828 | 37,553 | geos-extensions | Extensions for the GEOS library. |
| 5 | 23,528 | 22,346 | activerecord-postgresql-cursors | Provides some support for PostgreSQL cursors in ActiveRecord. |
| 6 | 27,704 | 33,720 | webhookr | Webhookr - easily and securely add webhooks to your Rails app. |
| 7 | 33,332 | 102,533 | active-profiling | A Rails profiling suite. |
| 8 | 41,371 | 102,533 | webhookr-mailchimp | A webhookr extension to support Mailchimp webhooks. |
| 9 | 45,910 | 102,533 | activerecord-spatial | ActiveRecord Spatial gives AR the ability to work with PostGIS columns. |
| 10 | 51,079 | 37,553 | browscapper | A browscap file parser and matcher. |
| 11 | 61,850 | 102,533 | geoip-extensions | Extensions to the GeoIP library. |
| 12 | 76,851 | 14,136 | cryptopp | cryptopp is a cryptographic library for Ruby built on Wei Dai's Crypto++. |
| 13 | 92,324 | 67,515 | ffi-proj4 | An ffi wrapper for the PROJ.4 Cartographic Projections library. |
| 14 | 138,540 | 102,533 | ncsa-parser | A simple NCSA-style log file parser. |
| 15 | 160,114 | 102,533 | ffi-geoip | An ffi wrapper for GeoIP |