Pattana gives you a user module with Admin Interface to Manage Features, Users and their permissions.

Pelita is a configurable glue microframework for building API in ruby that focus in simplicity and clarity whilst retaining rails convenience whenever possible

This project is a highly configurable rails engine that provides means to track database changes in realtime for models that you're interested in, when you're interested in them. Once recorded, Penman can produce seed / migration files that reflect these changes, allowing you to propagate them to...

Mostly seamless management of functions, triggers, views, and materialized views, similar to schema.rb/structure.sql

A gem to facilitate the use of LIKE ANY and LIKE ALL PostgreSQL operators with Rails ActiveRecord

serializes rails models from postgres (9.5+)

Phobos DB Checkpoint is a plugin to Phobos and is meant as a drop in replacement to Phobos::Handler

This plugin adds the ability to run cucumber and rspec against the Pheonix Engine project

Pliable makes integrating a Rails project with Schemaless data not so painful

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

Alles was man so braucht zum testen

A ruby implementation of the Policy Machine authorization formalism.

Polymorphic galleries made simple.

Provides really easy tagging for rails and ActiveRecord models

Poodle is a started kit for creating Rails Application. Poodle comes with built in UI (layout, css/JS) and some helpers which boost the creation of any prototype application

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

A CMS engine for Ruby On Rails projects using mongodb. Featuring customizable page types, url nodes and more

Postablr a mountable blog engine similar with focus on tumblr entries style

Adding support for PostGIS types and clean PostGIS querying extensions to ActiveRecord

Harness the power of PostgreSQL when crafting JSON reponses