acts_as_kiaiを指定したモデルのtextフィールドに対して、保存時に文字列が置換され、気合が入るようになります。

This acts_as extension implements a system label and a friendly label on a class and centralizes the logic for performing validations and accessing items by system label.

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

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

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...