Extension to ActiveRecord::Base for validating hostnames

A wrapper around datatable's ajax methods that allow synchronization with server-side pagination in a rails app

Log parser to identify actions which significantly increase VM heap size

A rails (gem) plugin to enable surveys in your application

ActiveRecord Reputation System gem allows rails apps to compute and publish reputation scores for active record models.

RSpec matchers for database queries

RenderSync turns your Rails partials realtime with automatic updates through Faye

Database-backed Active Job backend.

Daru (Data Analysis in RUby) is a library for analysis, manipulation and visualization of data. Daru works seamlessly accross interpreters and leverages interpreter-specific optimizations whenever they are available. It is the default data storage gem for all the statsample gems (glm, timeseries, etc.) and can be used with many others like mixed_models, gnuplotrb, nyaplot and iruby.

Shortener is a Rails Engine Gem that makes it easy to create and interpret shortened URLs on your own domain from within your Rails application. Once installed Shortener will generate, store URLS and "unshorten" shortened URLs for your applications visitors, all whilst collecting basic usage metrics.

A simple database agnostic import/export app to transfer data to/from a remote database.

N+1 auto-detection for Rails with zero false positives / false negatives

Provides single sign-on authentication for web applications using the CAS protocol.

acts_as_follower is a Rubygem to allow any model to follow any other model. This is accomplished through a double polymorphic relationship on the Follow model. There is also built in support for blocking/un-blocking follow records. Main uses would be for Users to follow other Users or for Users to follow Books, etc… (Basically, to develop the type of follow system that GitHub has)

Process your uploads in the background by uploading directly to S3

Settings gem for Ruby on Rails

makes after_commit callbacks testable in Rails 3+ with transactional_fixtures

Provides a dev bar and an overlay in-browser to visualize your UI's rendered partials

Devise Async provides an easy way to configure Devise to send its emails asynchronously using ActiveJob.

idb is a tool to simplify some common tasks for iOS pentesting and research. Please see https://github.com/dmayer/idb for more details on installation and usage.