gem that provides comment functionality.

Change an ActiveRecord string column into a byte field.

This "acts_as" extension provides the capabilities for selecting default model according to scope.

A simple engine to add addressable features to a domain object.

Ruby implementation of SData (Sage Data) protocol

Acts as priceable

An acts-as Mixin for easy applying and searching tags/folksnomies on Active Record objects

Toggleable attributes for your ActiveRecord models.

Use an integer field with Infinity. Use that field as normal, increment, decrement, compare, etc. with the expected results.

This gem provides basic linking functionality of active record objects. In cases when hard-coded references are not needed, you may refer to other objects by adding them to context

A gem that adds simple support for organizing ActiveRecord models into parent–children relationships.

With ActsAsExpirable, you can mark ActiveRecord records as expired and programmatically find expired record.

A simple wrapper for the ATDW SOAP API

Similar to acts_as_commentable; however, utilizes awesome_nested_set to provide threaded comments