Socialization allows any model to Follow and/or Like any other model. This is accomplished through a double polymorphic relationship on the Follow and Like models. But you don't need to know that since all the complexity is hidden from you.

Configurable, but assumes a conservative strategy by default with a goal to solve many search engine index problems: multiple hostnames, inbound links with arbitrary parameters, trailing slashes.

Authy plugin to add two factor authentication to Devise. This gem is deprecated, please see the README for details.

High Performance JSON Serialization for ActiveRecord & Ruby Objects

This gem allows you to easily use [Hashids](http://hashids.org/ruby/) in your Rails app. Instead of your models using sequential numbers like 1, 2, 3, they will instead have unique short hashes like "yLA6m0oM", "5bAyD0LO", and "wz3MZ49l". The database will still use integers under...

Use ActionMailer with SendGrid's Web API.

lazy_preload implementation for ActiveRecord models

Migrations and model helpers for creating and managing PostgreSQL 10 partitions

CSS toolkit from Twitter For Rails 3.1+ Asset Pipeline. Best one of all!

Integrates ServiceWorker into the Rails asset pipeline.

Flutie is a starting point for personal discovery

Compatibility helpers for Mongoid.

Simple OAuth 2.0 provider toolkit

Lightweight state machine extracted from ActiveModel

Useful tools to help construct database queries with ActiveRecord and Arel.

A database backend that translates database interactions into no-ops. Using NullDB enables you to test your model business logic - including after_save hooks - without ever touching a real database.

A formatter for rubocop that outputs in checkstyle format

Allows identical sidekiq jobs to be processed with a single background call

Ensure uniqueness of your ActiveJob jobs

[DEPRECATION] 'attr_searchable' is deprecated. Migrate to 'search_cop' instead.