Adds basic reflection support to ActiveRecord validations

ActiveModel Interface for validation_reflection

If you need a way to easily skip validations on some attributes and only in certain cases, this gem will allow you to do it in a clean and elegant way.

validations-skipper is a gem that enables objects to skip specified validations with ease. It can be applied to ActiveRecord::Base classes.

The beginning of a validation library

Adds valid transition validations to AR.

Value objects for your active models

Serializable and validatable value objects for ActiveRecord

values_for makes your ActiveRecord-backed class work with an enumerable type. Instead of existing ActiveRecord plugins such as enum_fu, which store the enumerable attribute as an integer, values_for stores the content of the enumerable attribute in a varchar column of the database....

Gem for calculating product sum with vat, product sum without vat and product sum of vat.

Seperate databases for every branch in your development environment

Wrapper for Velib api, for no-fuss cycling

Provides a barebones, but supremely quick way of querying your ActiveRecord database.

Blackjack game and simulator

Allows associatons to be create that require verification, i.e. email addresses or phone numbers

Version ActiveRecord models using composite primary keys

Semantic version management for database records using ActiveRecord

A list of libraries to work with ActiveRecord model versioning: Auto (duplicate on save), Multi (hide many versions behind a single one), Transparent (hide versions from outside world), Property (define properties on model, store them in versions)

Simple command line tool/pseudo API to generate PDF reports from GNUCash..

Represent ActiveRecord Markdown, Textile, Wiki text, RDoc columns as Markdown, Textile Wikitext, RDoc objects using various external libraries to convert to HTML.