Modulation provides an alternative way of organizing your Ruby code. Modulation lets you explicitly import and export declarations in order to better control dependencies in your codebase. Modulation helps you refrain from littering the global namespace with a myriad modules, or complex multi-level nested module hierarchies.

natto provides a naturally Ruby-esque interface to MeCab. It runs on both CRuby (mri/yarv) and JRuby (jvm). It works with MeCab installations on Windows, Unix/Linux, and OS X. No compiler is necessary, as natto is not a C extension.

Nested scaffold generator for Rails

This provides interfaces to various passive DNS databases to do the query and to normalize the responses. The query tool also allows for recursive queries, using an SQLite3 database to keep state.

A Rails engine providing a web dashboard for monitoring and managing one or multiple PgBouncer connection poolers.

Adds missing native PostgreSQL data types to ActiveRecord and convenient querying extensions for ActiveRecord and Arel

Prawn/QRCode simplifies the generation and rendering of QRCodes in Prawn PDF documents.

A web interface for the que queue

If the user clicked through from an affiliated site, this middleware will track affiliate tag, referring url and time.

rails-latex is a renderer for rails which allows tex files with erb to be turned into an inline pdf.

Simple gem to translate routes in Rails 3.x based on translate_routes

Open local or remote XLSX, XLS, ODS, CSV (comma separated), TSV (tab separated), other delimited, fixed-width files, and Google Docs. Returns an enumerator of Arrays or Hashes, depending on whether there are headers.

RequestLocals gives you per-request global storage in Rails

Tracks jobs performed, failed, and the duration of the last 100 jobs for each job type.

Tracks jobs performed, failed, and the duration of the last 100 jobs for each job type.

RGeo is a geospatial data library for Ruby. RGeo::ActiveRecord is an optional RGeo module providing some spatial extensions to ActiveRecord, as well as common tools used by RGeo-based spatial adapters.

High-performance logger of Ruby method invocations

Implementation of basic 2D geometry algorithms in Ruby

A simple client library to remotely access the Sailthru REST API.

MySQL adapter for thoughtbot/scenic