SexItUp allows for the easy drop-in of public domain images for site mockups and user avatars.

Social Stream is a Ruby on Rails engine providing your application with social networking features and activity streams. This gem allow you upload almost any kind of file as new social stream activity.

Extension to manage banner for Spree Commerce

This is a plugin that allows you to create a questionaire with custom scores.

Taverna Player is a Ruby on Rails plugin to run Taverna Workflows using Taverna Server. Taverna Player surfaces a workflow in three ways: As a Web interface in the browser; As an embeddable widget to be included in any other Web page; As a REST-based Web Service. All three modes provide functionality to fully configure a workflow's inputs; run the workflow on a Taverna Server; collect workflow outputs, logs and messages; and present the results in an appropriate manner.

Easy Wav to MP3 conversion using lame

Add width, height and size methods to paperclip images

Paperclip Watermark processor

AckRocketCMS - RocketCMS fork - ActiveRecord metapackage

Set of addons to help with the activeadmin ui

Rich text editor for Active Admin using CKEditor.

This gem extends formtastic's form builder to support custom fields and sections for your Active Admin models

Smart gem for importing CSV files to ActiveRecord models

Super DRY Asset Manipulation and Storage for Rails and Paperclip

Tumblr Essentials

The Ad Hoc Generators of useful Rails scaffold for Portfolio

Basic Admin Backend interface for Ruby on Rails

Provides Raconteur tags and front-end code for general-purpose page layouts

= AnotherUploader This project rocks and uses MIT-LICENSE.

To be completed