HTTP::Cookie is a Ruby library to handle HTTP Cookies based on RFC 6265. It has with security, standards compliance and compatibility in mind, to behave just the same as today's major web browsers. It has builtin support for the legacy cookies.txt and the latest cookies.sqlite formats of Mozilla Firefox, and its modular API makes it easy to add support for a new backend store.

Great Ruby debugging companion: pretty print Ruby objects to visualize their structure. Supports custom object formatting via plugins

factory_bot_rails provides integration between factory_bot and rails 5.0 or newer

Easy upload management for ActiveRecord

Latest version of paperclip merged with width/height additions in kennon fork.

Easy upload management for ActiveRecord

Easy upload management for ActiveRecord

Track changes to your models, for auditing or versioning. See how a model looked at any stage in its lifecycle, revert it to any version, or restore it after it has been destroyed.

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.

Provides a single point of entry for using basic features of ruby ORMs

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

ActiveModel/Record integrations for Elasticsearch.

Extracting `assigns` and `assert_template` from ActionDispatch.

Wicked PDF uses the shell utility wkhtmltopdf to serve a PDF file to a user from HTML. In other words, rather than dealing with a PDF generation DSL of some sort, you simply write an HTML view as you would normally, and let Wicked take care of the hard stuff.

Track changes to your models' data. Good for auditing or versioning.

Strategies for cleaning databases. Can be used to ensure a clean slate for testing.

With ActsAsTaggableOn, you can tag a single model on several contexts, such as skills, interests, and awards. It also provides other advanced functionality.

Doorkeeper is an OAuth 2 provider for Rails.