Convert arrays to CSV (array of hashes, matrixes, ActiveRecord objects etc).

Trailblazer Finder Objects

Support for DB transactions with Capybara

Similar to globalize, but uses PostgreSQL's JSONB to store data in a single field. No additional tables required. Very thin abstraction

Traver is an object creation framework

A gem to include all the USDA nutrient data quickly into a ruby project

Collection of geographic data for the United States for use with ActiveRecord

Keep your code DRY by inferring column validations from table properties! Automagically validate presence, length, numericality, inclusion and uniqueness of ActiveRecord backed columns.

This library helps validate attributes to specific types in the same way that ActiveModel valiations work. Able to chain additional modifiers to each validation.

WatchTower helps you track how much time you spend on all of your projects.

Use arel predicates directly from where.

Lets you use the Workflow gem with your Mongoid documents to add state machine functionality.

worlddb - world.db schema 'n' models for easy (re)use

This scan every ActiveRecord model looking for relationships ('has_many', 'belongs_to', etc.) and adds foreign key constraints.

A collection of utilitarian named scopes providing common functionality for ActiveRecord models.

Filter and search using an expressive, user defined, query language

Track and persist AASM state history

ActiveRecord::Base#count and other calculations as subqueries. Instead of nice Rails grouping calculation feature, \ uses subqueries to return the result with any complex query

Act-as-Buddy is a gem to allow any model to implement self relation. For eg: the friendships of a user can be implemented easily by self relation technique of act_as_buddy. Any Model can be buddied or lopped on to itself. Main uses would be for Users create friends etc.. Eg: User has many friends...

Permite formatar e validar um atributo ActiveRecord como CPF, CNPJ ou ambos