Easily create highly scalable and performant SaaS platforms through configuration

Provides one possible way of implementing a DCI architecture in a ruby app

pluck_each and plucK_in_batches ... should behave like find_each and find_in_batches

Plucker allows projecting a query into a specifically defined struct for the query.

Pluck for ActiveRecord on steroids

Gem extending the idea behind AR's pluck method so we can fetch data from multiple tables

extend pluck. https://github.com/kidach1/pluckex

Get GlobalIDs from an ActiveRecord scope without instantiating AR objects

Rails pluck but returns hash instead of array

A DSL for presenting ActiveRecord::Relations without instantiating ActiveRecord models

Plumber is a library for creating and updating ActiveRecord models from external data

counter_cache, but much more powerful

Provides active record extension to capture historical property data

Lightweight state machine for Active Record and Active Model.

Rails validators for polish numbers: PESEL, NIP, REGON, IBAN

Does the same as https://github.com/clio/polymorphic_integer_type but without monkey-patching, using ActiveRecord::Enum instead.

Alternative for ActiveRecord's Single Table Inheritance

Provides really easy tagging for rails and ActiveRecord models

An alternative to DatabaseCleaner for automatically ensuring that objects created during tests are removed from the database.

Poor man's search engine module for Rails3 (Arel)