file upload and rmagick image resizing

Easily fetch product information from third party websites such as Amazon, Steam, eBay, etc.

Comparing apples with apples

Caches retrieved information to your user profile and reuses it when you query again.

Implements Heap's server-side API

Hominid is a Ruby gem that provides a wrapper for interacting with the Mailchimp email marketing service MC, STS and Export API's.

A image processing proxy server, written in Ruby as a Rack application. Requires ImageMagick.

A test framework using watir-webdriver rspec and page-object

Mastercoin wallet using QT bindings to create a useful gui wallet

Mongoid_commentable provides methods to create commentable documents

This gem aims to be a transparent way to deal with localizable fields. Basically use localized_field() instead of field() and that's it. It will take care of locales for you when using find or criteria.

'paperclip-aws' is a full featured storage module that supports all S3 locations (US, European and Tokio) without any additional hacking.

Provides two class methods on ActiveController::Base that filter the params hash for that controller's actions. You can think of them as the controller analog of attr_protected and attr_accessible.

a library that can read structured and positional text from PDFs. Ideal for asembling structured data from invoices and the like.

This gem will help you take JSON posted to your app from incoming email through Postmark. It will turn it back into an object with methods to help inspect the contents of the email

The Rails Shell to execute sub commands of rails quickly.

replicant is an interactive shell (a REPL) for ADB, the Android Debug Bridge

Roman numeral converter

Rspec custom formatter to generate pretty html results

Ruby library for exporting and using data from CLDR, see http://cldr.unicode.org