Rails caching with an RDBMS backend. Also a key/value store with a Redis compatible interface backed by an RDBMS.

Handles after_add and after_remove outside of the AR callback flow to keep things that aren't directly tied to the model outside of it

Enables exporting and importing an ActiveRecord model's records.

Plain Old Ruby Template KML handler

Plain Old Ruby Template PLIST handler

Encrypt activerecord attributes with Porticor's encrypted keys management.

ActiveRecord migrations without Rails

This extension provides contiguous positionning capabilities to your ActiveRecord models.

An easy to use library for managing your postfix database.

Adds full-text search to Active Record models on PostgreSQL

Command Line Tool for PostfixAdmin

Get a rough idea of a model count from pg_class instead of potentially expensive count()

Provides methods to create, alter, and drop sequences in PostgreSQL through ActiveRecord.

Postgres_utility gem to perform a variety of methods on Rails app having postgres db

Queries ActiveRecord DBs for info regarding auto vacuum processes and long running queries.

restartable, asynchronous, and distributed processes

simplistic postgresql based queue with support for batching and idempotent operations

A simple DSL to structure CSV importer and exporter for all of your models.

Minimal command-line interface for PowerDNS database administration.

Generates attr_accessors that encrypt and decrypt attributes transparently