Yet Another WebLog engine

Add support for multiple color themes in your Rails app. Themer uses CSS variables to make your apps themes truly dynamic and changeable on the fly.

Allows you to build a customizable vertical timeline very easily.

This gem provides the Tipsy jQuery plugin for your Rails 3.1 application.

Admin panel layout engine

Make a simple todo app on your web app with just two line of codes. It is really easy to share your tasks about your web app with other with this app.

Provides support for paradigms commonly used in Tomify Applications

Touchstone is a Rails Engine that adds the ability to track advanced metrics for your web app.

Tourbus

Provides Typeplate [http://typeplate.com/] as a Rails engine.

Gemified version of Typi (https://github.com/zellwk/typi)

Jumpstart a UCB Rails application.

Description of Ucpengine.

Blimp CMS.

Rails plugin for crawling domains for detecting differences in the UI

Use UIkit in your Rails project.

Uikit::Sass:Rails is a gem to make it super easy to use UIkit in your Rails project.

Pattern library for Casebook

Starter styles in Sass

Underworld is a ruby on rails engine which provides a platform to easily build a web application. Features like Dashboard, complex code generation and other awesome features. For more information checkout the docs.