Actors is a simple library that provides an alternative to pub/sub and actors-model patterns. Actually Actors is a compromise between pub/sub and actors.

Simplified access to the Bay Area's ACTransit API - details at http://api.actransit.org/transit/

ActiveRecord extension for easy STI Delegation

This gem is rails3.2 compatible version of Dmitriy Timokhin's plugin acts_as_20ggable: https://github.com/pager/acts_as_20ggable

ActsAsAble Just Save Time For You.

Simple activation gem

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

Allows a Rails model to behave like an ally, maybe.

Generic approval queues for record creation and updates

There has never been a better time to move database records to an archive table.

Treat array fields simply.

Adds auditing capabilities to ActiveRecord associations, in a similar fashion to acts_as_audited.

Define user capabilities in your app

A ruby gem for active record which simplify the copy of very complex tree data.

Change an ActiveRecord string column into a byte field.

Allows any model to be categorized.

acts_as_category

gem that provides comment functionality.

Rails gem that provides comment functionality with one-level nesting of comment replies (based on acts_as_commentable)

By tagging all the text nodes in the HTML content, this gem enables highlighting text and saving those highlights with user information