Document Number lets you automacally assign number sequences for your rails model

Filters to detect spam, trolls and unwanted content

NoSQL-like key value stores in SQL-backed ActiveRecord objects. Arbitrary keys behave like dynamic, indexable, searchable first-order attributes.

Dolla is a gem that provide payments methods for bank gateways.

Rails integration for the RubyMoney gem including helpers

Provides helper methods so you can store dollar amounts in cents as integers (or floats if you need to store fractional pennies) but still do your operations in dollars

domain_driven provides Rails abstract classes and generators to support for a Domain Driven Design

Domain Driven Rails provides Rails abstract classes and generators to support for a Domain Driven Design

This is domain handler gem

Generate cookie with viewer id in same domain services.

Libaries to assist with mining data from donorschoose.org Hacking Education project

Mark methods as deprecated

Find exact and similar records

postgresql extended operators

DoRole provides a clean and intuitive way to manage roles and permissions in Rails applications

ActiveRecord Multi-tenant

Test doublecheck views with ActiveRecord

A double-entry accural accounting system

Douglas adds stamps to any ActiveRecord model, like {created,updated}_by

Minimal abstraction to write parameterized filters for ActiveRecord models