as_json on steroids.

image dimensions ActiveRecord validator for carrierwave gem

Rails 3 assocation validation for id fields

Allows you to connect to AstroPay Direct/Card API.

A ruby interface to the application tracking data interchange specification (ATDIS) API

This validator tests whether associated collection is going to be empty after saving. It will be passed if at least one association of the specified collection will exist. The validator provides helper method and default error message.

A method for restricting an attribute to a set of choices

provides Hash based attribute accessor macro

Allow attribute-level read/write access control, per instance, of any ActiveModel class.

Allows step change for attributes.

Concise way of filtering model attributes in Rails.

ActiveRecord/ActiveModel extension that allows locking attributes to prevent unintended updates.

ActiveRecord/ActiveModel validation extension which enables attributes validation.

Generate attributes with strong types and validations.

An AUB Payroll File Generator.

An incredibly bare bones authentication library

Automatically add breadcrumbs to each page by using locales

Automatically strip leading and trailing whitespace

First-aid kit for growing projects

Utility classes that are to small to warrant a own gem for now.