Track changes to your models, for auditing or versioning. See how a model looked at any stage in its lifecycle, revert it to any version, or restore it after it has been destroyed.

For use with client side single page apps such as the venerable https://github.com/lynndylanhurley/ng-token-auth.

Log all changes to your models

Log all changes to your models

This "acts_as" extension provides the capabilities for sorting and reordering a number of objects in a list. The class that has this specified needs to have a "position" column defined as an integer on the mapped database table.

Strategies for cleaning databases using ActiveRecord. Can be used to ensure a clean state for testing.

Attach comments to your ActiveRecord queries.

Find a needle in a haystack using string similarity and (optionally) regexp rules. Replaces loose_tight_dictionary.

Seed Fu is an attempt to once and for all solve the problem of inserting and maintaining seed data in a database. It uses a variety of techniques gathered from various places around the web and combines them to create what is hopefully the most robust seed data system around.

This gem allows you to use sharded databases with ActiveRecord. This also provides a interface for replication and for running migrations with multiples shards.

Apartment allows Rack applications to deal with database multitenancy through ActiveRecord

The push notification service for Ruby.

counter_culture provides turbo-charged counter caches that are kept up-to-date not just on create and destroy, that support multiple levels of indirection through relationships, allow dynamic column names and that avoid deadlocks by updating in the after_commit callback.

Common libraries for RedmineUP plugins (www.redmineup.com) for Redmine. Requered Redmine from http://redmine.org

Janky is a Continuous Integration server

Squeel unlocks the power of Arel in your Rails application with a handy block-based syntax. You can write subqueries, access named functions provided by your RDBMS, and more, all without writing SQL strings. Supporting Rails 3 and 4.

Official Geokit plugin for Rails/ActiveRecord. Provides location-based goodness for your Rails app. Requires the Geokit gem.

Request log analyzer's purpose is to find out how your web application is being used, how it performs and to focus your optimization efforts. This tool will parse all requests in the application's log file and aggregate the information. Once it is finished parsing the log file(s), it ...

Database-backed Active Job backend.

Read-write split your DB yo