See https://github.com/alexfalkowski/rfunk/blob/master/README.md

This gem help to create a guessing game.

RGeo is a geospatial data library for Ruby. It provides an implementation of the Open Geospatial Consortium's Simple Features Specification, used by most standard spatial/geographic data storage systems such as PostGIS. A number of add-on modules are also available to help with writing location-b...

Executable gem for managing multiple git repositories in a top level directory. r-git allow you to easily fetch, pull, change branch, etc. across multiple git repositories with a single command.

A data structure for effectively manipulating multi-dimensional arrays.

rgss_db is a tool designed for developers to export and import the database files of a game created in RPG Maker. This gem is compatible with any RPG Maker editor based on RGSS, including: - RPG Maker XP - RPG Maker VX - RPG Maker VX Ace The gem provides a CLI to easily interact with the ...

DSL for FPGA and ASIC development

Rhetor is yet another lexical analyser library written in pure Ruby with no runtime dependencies, properly documented and easy-to-use.

riak-client is a rich client for Riak, the distributed database by Basho. It supports the full HTTP and Protocol Buffers interfaces including storage operations, bucket configuration, link-walking, secondary indexes and map-reduce.

ETL tools for RIALTO, Stanford University Libraries' research intelligence project

Display an elegant Github like ribbon to your Rails application showing environment informations (Rails environment, Ruby version, Rails version, ...)

Simple serialization for Ruby objects. Part of your complete breakfast.

Handle sort, filters, searches, and ranges on Rails collections.

Service which enriches URLs fast and cheap

Uses Ruby's JSON to parse and format json files, includes an option to open them in the system's default application.

our special blend of crazy

Rideliner's Ruby development

This gem adds two rake tasks: ridgepole:export and ridgepole:apply to your rails project. It also substitutes some builtin tasks (db:migrate db:schema:dump etc.)

Submits nut information to riemann

Mighty resource fetchers build on top of Ransack gem