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, 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 distribu...

Meta tags from polymorphic model.

This gem allows to add additional database-stored fields to your models

Make cache methods on ActiveRecord easy!

DRYing Minhas Cidades projects by wrapping common behaviours

Simple status management for Active Record models

Store multilingual columns in JSON

Multipart forms using custom routes

Allows to send a models content as a batch e-mail to a list

ActsAsNode

Add notifications for ActiveRecord objects

acts_as_notifier is an add-on for ActiveRecord models used to notify users of new and updated records via ActionMailer emails. The notifications can be make conditional and recipient lists can be specified at runtime using a proc or method name. acts_as_notifier can be configured to s...

DRYing Our Cities projects by wrapping common behaviours

simple gem which include globalize and frienly id

Combines `acts-as-dag` and `rails3_acts_as_dag` to order model instances in a polymorphic directed acyclic graph and to be able to retrieve connections deleted in the past.

Manages permalink columns in active record models. Strips special characters and spaces, creates before validation, assures uniqueness. That kind of thing.