Like a modern code version of the mythical beast with 100 serpent heads, Typhoeus runs HTTP requests in parallel while cleanly encapsulating handling logic.

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.

A simple way to grab recent activity on a given model grouped by hour, day, week or month (time series). Supports "padding" for intervals without activity.

Simple Heatmap generator in Ruby. (Requires ImageMagick)

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

An edit-in-place gem that uses the JEditable jQuery plugin to post updates to the server via AJAX.

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

Mastercoin wallet using QT bindings to create a useful gui wallet

An elasticsearch wrapper for mongoid odm based on slingshot. Makes integration between ElasticSearch full-text search engine and Mongoid documents seemless and simple.

A sinatra memcached-manager that allows you to view status, flush/view keys and so on. Also easily pluggable to a Rails app.

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.

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.

Beautiful logging for Mongoid

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.

Simple JRuby wrapper for the OrientDB.

'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.

Merge multiple PDFs in to one using iText's PdfCopyFile.