Flexible authentication solution for Rails with Warden.

Simple, efficient background processing for Ruby

An opinionated framework for creating REST-like APIs in Ruby.

Resque is a Redis-backed Ruby library for creating background jobs, placing them on multiple queues, and processing them later.

A Lightweight Sass Tool Set

Easy file attachment management for ActiveRecord

Classier solution for file uploads for Rails, Sinatra and other Ruby web frameworks

Forms made easy for Rails! It's tied to a simple DSL, with no opinion on markup.

Intelligent search made easy

Complete Ruby geocoding solution.

🚫 Stop saying "you forgot to …" in code review (in Ruby)

Slim is a template language whose goal is to reduce the syntax to the essential parts without becoming cryptic.

Database based asynchronous priority queue system -- Extracted from Shopify

Repository for collecting Locale data for Ruby on Rails I18n as well as other interesting, Rails related I18n stuff

A fully configurable and extendable Git hook manager

The Official Ruby Object Mapper for MongoDB

Adds support for creating state machines for attributes on any Ruby class

A fast, powerful type checker designed for Ruby

A lightweight Facebook library supporting the Graph, Marketing, and Atlas APIs, realtime updates, test users, and OAuth.

A Ruby code quality reporter

A framework for building reusable, testable & encapsulated view components in Ruby on Rails.

High performance memcached client for Ruby

View components for Ruby and Rails.

Logic-less Ruby templates.

Quick automated code review of your changes

Ruby on Jets

Ruby production code coverage collection and reporting (line of code usage)

Ckeditor 4.x integration gem for rails

Makes tests easy on the fingers and the eyes

An awesome asynchronous event-driven reactor for Ruby.