Social Stream is a Ruby on Rails engine providing your application with social networking features and activity streams. This gem packages the basic functionality, along with basic actors (user, group) and activity objects (post and comments)

Adds rspec matcher to verify the presence of foreign keys generated by Foreigner in a table schema

Create ActiveRecord models from an existing database

Rails 3 engine which provides a hack to avoid RI_ConstraintTrigger Error bug

SO2DB provides an API for building StackOverflow data dump importers. It ships with a PostgreSQL implementation and binary.

#Crowdsourcing management system for #RubyOnRails: http://bit.ly/voluntary-0-7-1

AckRocketCMS - RocketCMS fork - ActiveRecord metapackage

If you've gone through the trouble of linking your schema with proper foreign keys, defining associations in ActiveRecord feels like double work. ActiveSchema discovers the associations and validations that can be derived from the database schema.

A Rails engine that allows any model to act as messageable, adding the ability to exchange messages with any other messageable model, even different ones. It supports the use of conversations with two or more recipients to organize the messages. You have a complete use of a mailbox object for each messageable model that manages an inbox, sentbox and trash for conversations. It also supports sending notifications to messageable models, intended to be used as system notifications.

EnjoyCMS - ActiveRecord metapackage

The Event-Sourced Accounting plugin provides an event-sourced double entry accounting system for use in any Ruby on Rails application.

ActiveRecord 3.2 adapter for Flipper

Add SQL Server support to foreigner

Different stuff.

HancockCMS - ActiveRecord metapackage

Images for models

A Rails engine that allows any model to act as messageable, adding the ability to exchange messages with any other messageable model, even different ones. It supports the use of conversations with two or more recipients to organize the messages. You have a complete use of a mailbox object for each messageable model that manages an inbox, sentbox and trash for conversations. It also supports sending notifications to messageable models, intended to be used as system notifications.

It can be added in any application to create pages.

This is the core for newconference gem. Newconference helps you create a website for you conference.

This library provides a model to navigate through Chouette database.