Use this gem to add import/export to .csv functionality to your activerecord models

Rendering business objects in ISDOC format

A simple plugin that automatically generates a key for a model on create. It takes care of protecting the key, automatically generating it and making sure it is unique.

ActsAsLearnable is a Ruby gem for ActiveRecord models. It provides a simple way to create flashcards in your app. It automatically schedules flashcards for review depending on recall quality (1 to 5). You can easily create a Spaced Repetition System (SRS) using this gem.

Add like feature to any Active Record 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.

An ActiveRecord plugin that assists in acts_as_living stage progressions.

A gem that adds simple mechanism to deal with localization of Active Record models

This gem built to allowing records to be lockable. It's lock your records and let'em untouched.

Barebones acts_as_list

Represent ActiveRecord markdown text columns as Markdown objects using various external libraries to convert to HTML.

Represent ActiveRecord Markdown, Textile, Wiki text, RDoc columns as Markdown, Textile Wikitext, RDoc objects using various external libraries to convert to HTML. Includes markup extension methods.

Represent ActiveRecord Markdown, Textile, Wiki text, RDoc columns as Markdown, Textile Wikitext, RDoc objects using various external libraries to convert to HTML.

With ActsAsMentionable you can mention a different models in different contents.

Weighted majority voting system for qualitative (categorical) items (i.e.assuming the set of decision has no natural ordering). As a measure of the quality of the consensus/inter-agreement, you can choose between a weighted variant of fleiss Kappa (by default) or the entropy of the vote distribution

Handles Message sending between ActiveRecord instances

Make cache methods on ActiveRecord easy!

A fairly trivial plugin allowing easy serialisation of Money values (from the money gem) as attributes on activerecord objects

Store multilingual columns in JSON

An ActiveRecord plugin for multi-tenant databases