Instead of scattering validations, strong parameters, and business rules across controllers and models, changesets give you one clear interface for handling data before it touches the database.

Adds several different inheritance patterns for use with Rails models and ActiveRecord relations.

Provides a set of helper methods for dealing with chronological records that have common primary key and date columns denoting when the record is active (example: Oracle EBS tables).

A tool to help with cloning of active record objects.

A collection of useful coders for ActiveRecord, including a pipeline for chaining them.

Create collections of records, represented by ActiveRecord::Relation query criteria which can be serialized and passed around without executing queries or loading records.

Simple ActiveRecord optimization

Manage comments for SQL tables and columns

Provides syntax for composing models of enums.

Simplified multi-DSN configuration for ActiveRecord 5+

confirmatin view on model creation / changes

Metrics about the activerecord connection pool usage

Loading up TEXT/BLOB columns can be slow

Aids you in migrating legacy model data. Saves its progress in the database and is able to resume after interruptions.

`activerecord-creating_foreign_keys` defines FOREIGN KEY Constraints in a CREATE TABLE Statement.

ActiveRecord-Cti is a library implemented Class Table Inheritance on Ruby on Rails. Class Table Inheritance (CTI) is useful under the circumstances that an ActiveRecord object is in multiple positions or has multiple roles, and you want to describe it's structure on the database. For Example, one person may be a player and a coach in a soccer team.

ActiveRecord extension for cursor based pagination.

Custom preloader for ActiveRecord.

A utility to bulk load test data for performance testing.

Adds *_formatted and *_formatted= methods to all rails model's date attributes