Save draft version of any ActiveRecord object

Flexible configuration for Ruby/Rails applications with a variety of backends

Graph functionality for ActiveRecord

Instruments for Factory Girl

Factories via fixtures

Token auth for grape apps

GraphQL cursor-based stable pagination to work with Active Record relations

Guard::Migrate automatically runs your database migrations when needed

Allows for your ActiveRecord models to have drafts which are stored in a separate duplicate table.

Simple way to manage feature rollout / flipping

Typical paranoid gem built for Rails 4 and with the minimum code needed to satisfy acts_as_paranoid's API

kakurenbo-puti provides an ActiveRecord-friendly soft-delete gem. This gem does not override methods of ActiveRecord. I think that kakurenbo-puti is cho-iketeru! (very cool!)

Model.validates { presence_of :name }

Manage your Amazon Kindle highlights: Sync and cache to an ActiveRecord database and output in various formats

This plugin lets you define specific columns in ActiveRecord models to be loaded lazily

Use database lookup tables in AR models.

ManageIQ Appliance Console

Ruby client for memcached supporting advanced protocol features and pluggable architecture.

Gives you binaries like mysql2csv, mysql2json, and mysql2xml, and Ruby classes to match.

Rails plugin to set created_by, updated_by, deleted_by to ActiveRecord objects. Supports associations.