A Rails form builder plugin/gem with semantically rich and accessible markup

Ruby applications tests profiling tools. Contains tools to analyze factories usage, integrate with Ruby profilers, profile your examples using ActiveSupport notifications (if any) and statically analyze your code with custom RuboCop cops.

Draper adds an object-oriented layer of presentation logic to your Rails apps.

Unobtrusive nested forms handling, using jQuery. Use this and discover cocoon-heaven.

This library provides integration of RubyMoney - Money gem with Rails

Easiest way to manage multi-environment settings in any ruby project or framework: Rails, Sinatra, Padrino and others

Very simple Roles library without any authorization enforcement supporting scope on resource objects (instance or class). Supports ActiveRecord and Mongoid ORMs.

Log all changes to your models

An awesome nested set implementation for Active Record

Gem to conveniently handle multiple models in a single form with Rails 3 and jQuery or Prototype.

Rails REST API documentation tool

Apartment allows Rack applications to deal with database multitenancy through ActiveRecord

GitLab experimentation library.

Unobtrusive, flexible and complete spam protection for Rails applications using honeypot strategy for better user experience.

Rails REST API documentation tool

Fire in the disco. Fire in the ... taco bell.

An awesome nested set implementation for Active Record

A multithreaded, Postgres-based ActiveJob backend for Ruby on Rails

Use the provided DSL to describe and test API operations in your spec files. Then, you can easily generate corresponding swagger.json files and serve them up with an embedded version of swagger-ui. Best of all, it requires minimal coding and maintenance, allowing you to focus on building an awesome API!

Provides common authentication needs such as signing in/out, activating by email and resetting password.