MongoDB DataMapper Adapter

MySQL Adapter for DataMapper

PostgreSQL Adapter for DataMapper

REST Adapter for DataMapper

Faceted provides set of tools, patterns, and modules for use in API implementations.

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.

Provide `notice` method to user model to save notices and to shows them later in views with Gritter (growl-like jQuery plugin). Fully support of Rails flash messages also. Helpful to send flash messages from background jobs.

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

Mirage aids testing of your applications by hosting mock responses so that your applications do not have to talk to real endpoints. Its accessible via HTTP and has a RESTful interface.

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.

Add multiple tag fields on Mongoid documents with aggregation capability.

'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.