ActiveRecord extension to allow for updating numerical attributes using deltas.

This gem adds two new methods to ActiveRecord (and ActiveRecord::Relation) that allows to sort SQL queries without using the "ASC" and "DESC" SQL keywords.

This gem adds two new methods to ActiveRecord (and ActiveRecord::Relation) that allows to sort SQL queries without using the "ASC" and "DESC" SQL keywords.

Cache utilities.

ASIR ActiveRecord Transport

as_json on steroids.

as_jsonable provides a tiny DSL to override as_json.

Treat your active_record includes as as_json include

Instrumentation of rails app

image dimensions ActiveRecord validator for carrierwave gem

Adds support in ActiveRecord for foreign_keys, complex indexes and other database-related stuff. Easily create foreign_keys, complex indexes and views.

AssertActiveRecord adapter for ActiveRecord 4.

Assets is a simple gem that provides an ActiveRecord model that handles attachments via paperclip, and provides additional helpful and often common functionality

Provides association accessors like `Company#user_serials` and `User#company_serial` where `Company.has_many :users` and `User.belongs_to :company`.

Provides a way to define callbacks of one ActiveRecord model into an associated one

Get an ActiveRecord association count with ease and without worrying about N+1 queries. A small gem for ActiveRecord that allows association counts to be included in your base query.

Detailed reports for Active Record Associations

ActiveRecord plugin which provides the possibility to build an association without affecting to parent object.

Simple asynchronous jobs for Rails

Lightweight, asynchronous, and database-backed execution of singleton methods.