Create ActiveRecord models from an existing database

Ruby client for ArtLebedevStudio.RemoteTypograf service

Ruby interface to the AMEE carbon calculator

A small library that defines how ActiveRecord models should be anonymised for deletion purposes.

Replacement for broken Class.new(ActiveRecord::Base)

Passive network mapping tool

Flexible and simple configuration settings for your Rails/Sinatra applications.

Handles ActiveRecord authors in the same way as timstamps.

Arboreal is yet another extension to ActiveRecord to support tree-shaped data structures. Internally, Arboreal maintains a computed "ancestry_string" column, which caches the path from the root of a tree to each node, allowing efficient retrieval of both ancestors and descendants. Arboreal surfaces relationships within the tree like "children", "ancestors", "descendants", and "siblings" as scopes, so that additional filtering/pagination can be performed.

Arca is a callback analyzer for ActiveRecord ideally suited for digging yourself out of callback hell

An modern cacheing library for ActiveRecord inspired by cache-money and second_level_cache.

Enable PostgreSQL's CHECK constraints on ActiveRecord migrations

Archive your Rails models rather than delete them, with model and controller concerns.

ArchiveTree is a Ruby Gem that makes it easy for you to create beautiful chronological archive trees of your models. For instance, you can create a tree for your blog posts.

This is a functional replacement for acts_as_archive in rails 3 applications, the only functionality that is not duplicated is the migration from acts_as_paranoid

Add index hint to MySQL query in Arel.

Extends ActiveRecord functionality by adding better finder/query support, as well as supporting mass data import, foreign key, CSV and temporary tables

ar_mysql_flexmaster allows configuring N mysql servers in database.yml and auto-selects which is a master at runtime

Explore database without Rails

Use ActiveRecord and Pry as your favorite SQL query editor.