This gem enables your model to query the database using the earthdistance extension. This should be much faster than using trigonometry functions over standart indexs.

Refresh ActiveRecord connection on each rack request.

Redirect ActiveRecord (Rails) reads to slave databases while ensuring all writes go to the master database.

Rails ActiveRecord connector for Google Spanner Database

This gem is only needed before Rails 7.1, where the trilogy adapter is built in. When you upgrade to a version after 7.1.a, replace this with `gem "trilogy"` to ensure that trilogy itself is available.

Dead simple snapshot versioning for ActiveRecord models and associations.

Simple tagging gem for Rails using postgres array.

Plugin for running methods on ActiveRecord models after record is committed

With Amountable, you can easily attach, organize and sum Ruby money fields to your models without migrating.

Oauth and OpenID made dead simple, added custom token settings for Facebook

Multidb is an ActiveRecord extension for switching between multiple database connections, such as primary/replica setups.

Oauth and OpenID made dead simple

Brainstem allows you to create rich API presenters that know how to filter, sort, and include associations.

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Give your models as-of date temporal extensions. Built entirely for PostgreSQL >= 9.4

Provides automatic deadlock retry and logging functionality for ActiveRecord and MySQL

Fast batch deletes for Active Record and Postgres

Easy role authorization in rails

Preload factories (Factory Bot) just like fixtures. It will be easier and, probably, faster!

hydra_attribute is an implementation of EAV pattern for ActiveRecord models.