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...

Handles Message sending between ActiveRecord instances

Make cache methods on ActiveRecord easy!

Rails plugin for change-tracking and moderating visibility and status of your ActiveModels

Store multilingual columns in JSON

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...

Acts as a Parameter Object cf. Refactoring: Ruby Edition

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.

Handle postgres style partitions in ActiveRecord

Use this gem to create calendar events from Ruby objects. It fully complies with RFC5545 and other associated RFCs.

Description of ActsAsPluggable.

Library for the positioning of objects in ActiveRecord.

This gem allows you to have ordered models. It is like the old acts_as_list, but very lightweight and with an optimized SQL syntax.

A specified database column acts as a price and creates on the fly methods like 'price' and 'price_in_cents'. For more information visit: http://github.com/jeroeningen/acts_as_price

Acts as priceable

Allows methods and attributes of priceability also employing money rails

Random ID generator

Orders ActiveRecord items by floating ranks for spaces in-between items. Influenced by gem ActsAsList. The floating rank allows inserting items at arbitrary positions without reordering items. Thus, reducing the number of WRITE queries.

Emoji reactions for rails

Simplifies handling of pseudo removed records.