ActiveRecord connection adapter for MySQL. It is based on the stock MySQL adapter, and adds built-in support for the spatial extensions provided by MySQL. It uses the RGeo library to represent spatial data in Ruby. This gem is maintained for MySQL 8.0 and 8.4.

Support for Postgres Notify/Listen

This gem allows automatic connection switching between a primary and one read replica database in ActiveRecord. It pattern matches the SQL statement being sent to decide whether it should go to the replica (SELECT) or the primary (INSERT, UPDATE, DELETE).

Active Record slotted counters support

Just wrap your existing code in `@relation.summarize do |relation| ... end` and run your queries against relation instead of @relation.

Activity feeds backed by Redis

acts_as_account implements double entry accounting for Rails models. Your models get accounts and you can do consistent transactions between them. Since the documentation is sparse, see the transfer.feature for usage examples.

Sane ActiveRecord tree builder

Provides various extensions to the Rails ActiveRecord adapters.

A simple API for creating and finding sets of data in your database, built on ActiveRecord.

ActiveModel Serializers addon for eliminating N+1 queries problem from the serializers.

Generates attr_accessors that encrypt and decrypt attributes transparently

ActiveRecord plugin that allows to specify default values for attributes

A simple gem that audit ActiveRecord models' attributes or methods by taking snapshots and diff them for you. Starting from scratch to work with Rails 3.2.2 onwards

Execute any ActiveRecord Model method in the background

A simple API for creating and finding sets of data in your database, built on ActiveRecord.

GoogleBigQuery ActiveRecord Adapter & standalone API client

Birthday gem creates convienent methods for date and datetime fields in ActiveRecord, making it possible to look for birthdays without a hassle.

Rails database scrubber and loader, great for seeding your dev db with real but sanitized data

Activities recording and retrieving using a simple Pub/Sub architecture.