| 1 | 3,697 | 4,716 | ffi-geos | An ffi wrapper for GEOS, a C++ port of the Java Topology Suite (JTS). |
| 2 | 11,801 | 9,698 | gd2-ffij | gd2-ffij is a refactoring of the Ruby/GD2 library implemented with FFI |
| 3 | 16,108 | 23,736 | activerecord-postgresql-extensions | A whole bunch of extensions the ActiveRecord PostgreSQL adapter. |
| 4 | 19,791 | 46,395 | geos-extensions | Extensions for the GEOS library. |
| 5 | 23,518 | 23,736 | activerecord-postgresql-cursors | Provides some support for PostgreSQL cursors in ActiveRecord. |
| 6 | 27,584 | 38,280 | webhookr | Webhookr - easily and securely add webhooks to your Rails app. |
| 7 | 33,308 | 59,666 | active-profiling | A Rails profiling suite. |
| 8 | 41,222 | 59,666 | webhookr-mailchimp | A webhookr extension to support Mailchimp webhooks. |
| 9 | 45,794 | 46,395 | activerecord-spatial | ActiveRecord Spatial gives AR the ability to work with PostGIS columns. |
| 10 | 51,051 | 82,222 | browscapper | A browscap file parser and matcher. |
| 11 | 61,894 | 82,222 | geoip-extensions | Extensions to the GeoIP library. |
| 12 | 80,628 | 11,539 | cryptopp | cryptopp is a cryptographic library for Ruby built on Wei Dai's Crypto++. |
| 13 | 92,189 | 123,214 | ffi-proj4 | An ffi wrapper for the PROJ.4 Cartographic Projections library. |
| 14 | 138,243 | 123,214 | ncsa-parser | A simple NCSA-style log file parser. |
| 15 | 159,958 | 123,214 | ffi-geoip | An ffi wrapper for GeoIP |