Cdx is a ready to use admin panel with embedded components.

Using in-place editing etc.

ChiliProject/Redmine plugin which allows you to upload a zipped directory containing a "web-friendly" presentation (HTML/JS/CSS) and associate it with a project. The plugin will unzip it and filter viewing permissions according to your 'permissions' settings.

Mailchimp list administration and Campaign builder.

Provide generic CMS models, a restful API and helpers method to enable CMS features on any part of your rails application

A rails 3.2+ CMS as engine for a CouchDB backend

ComfyCarousel is a carousel engine for Rails 3.1+ apps (and ComfortableMexicanSofa)

ComfyGallery is an image gallery engine for Rails 3.1 apps (and ComfortableMexicanSofa)

ComfyPress is a powerful Multisite CMS Engine for Ruby on Rails 3 applications that can plug into an existing Rails App

You can copy data from rails staging environment to production. You can even copy 'Papercliped' model with its attachments.

Provides a mechanism for uploading, cropping and reusing images in any of your models.

Provides a mechanism for uploading, cropping and reusing images in any of your models.

Engine for import CSV dynamically by model

Paperclip storage using FTP servers as storage medium

Batch processing for Duke Digital Repository

Content Management System for Rails 3 Created by Paul @ Deluxe Digital Media

Startkit for new project from DigitalHeroes

Split Images for your document in one line of code

Droom is nice and clean.

Required dependency for Spree