Sprockets is a Rack-based asset packaging system that concatenates and serves JavaScript, CoffeeScript, CSS, Sass, and SCSS.

Ruby/ProgressBar is an extremely flexible text progress bar library for Ruby. The output can be customized with a flexible formatting system including: percentage, bars of various formats, elapsed time and estimated time remaining.

factory_girl provides a framework and DSL for defining and using factories - less error-prone, more explicit, and all-around easier to work with than fixtures.

Easy upload management for ActiveRecord

Upload files in your Ruby applications, map them to a range of ORMs, store them on different backends.

Fluentd is an open source data collector designed to scale and simplify log management. It can collect, process and ship many kinds of data in near real-time.

ActiveModel::Serializers allows you to generate your JSON in an object-oriented and convention-driven manner.

Easy upload management for ActiveRecord

Parallel tests across CI server nodes based on each test file's time execution. It generates a test time execution report and uses it for future test runs.

RailsAdmin is a Rails engine that provides an easy-to-use interface for managing your data.

RailsAdmin is a Rails engine that provides an easy-to-use interface for managing your data.

RailsAdmin is a Rails engine that provides an easy-to-use interface for managing your data.

Upload files in your Ruby applications, map them to a range of ORMs, store them on different backends.

Upload files in your Ruby applications, map them to a range of ORMs, store them on different backends.

Upload files in your Ruby applications, map them to a range of ORMs, store them on different backends.

Upload files in your Ruby applications, map them to a range of ORMs, store them on different backends.

Doorkeeper is an OAuth 2 provider for Rails and Grape.

A rack middleware for throttling and blocking abusive requests

ActiveModel::Serializers allows you to generate your JSON in an object-oriented and convention-driven manner.

ActiveModel::Serializers allows you to generate your JSON in an object-oriented and convention-driven manner.