Not only does it let you code complicated business logic easier, but it also helps you keep controllers well-readable and models loose-coupled to each other.

ServicePattern for Ruby on Rails.

An implementation of the command pattern for Ruby

Allow users to follow each other.

Allows authentication with tokens

SimpleActivity is a gem to record, display and reuse users activities for Rails app, in a fast, flexible and extendable way.

An implementation of the form class pattern, for controller use

Rake task to dump ActiveRecord tables into yaml fixtures

Stores a model attributes in a time period

Soldius Engine for Conekta Mexican Payment gateway

Soldius Engine for sitemaps

Allow stock to be reserved for a given user, so it can't be purchased by other users. When a customer reserves stock, it's moved from its normal stock location to a special reserved stock location. When a customer checks out, their reserved items will be used first to fulfill their order. Reserved stock can be restored to its original stock location at any time, and can be stored with an expiry date for the reservation.

Solidus Engine for Ship compliant tax calculation service

Adds Saferpay Payment Page and Transaction payment methods to your Solidus application

Gem to be sorted in the order specified in the in clause

Make me fabulous

A fork of spina-blog for Spina 2.0

Blog Engine for Spina CMS comprising categories and posts

Everything you need to debug Rails apps

Spending hours in the rails console? Spruce it up and show off those hard-working hands! spirit_hands replaces IRB with Pry, improves output through awesome_print, and has some other goodies up its sleeves.