Suspenders is a base Rails project that you can upgrade. It is used by thoughtbot to get a jump start on a working app. Use Suspenders if you're in a rush to build something amazing; don't use it if you like missing deadlines.
A gem with recipes to create Rails application templates you can use to generate Rails starter apps.
A library of neat Rails application templates.
Heavyweight template for Rails 2.3.x
Template generator for Ruby on Rails 3 applications
Community Base Application Template
based on the awesome rg by mrn
This gem preps a new Rails app with some of the best Rails gems and Jquery sweetness available( Twitter-Bootstrap, Devise, CanCan, Rails Admin, Spreadsheet, ) Not only does it takes care of the installation of these gems, it also extends your scaffolds to give aesthetically improved views. Further, apart from the standard scaffold views, it also creates an AJAX driven integrated view for your scaffold. It dries up your controllers and makes your models friendlier by adding schema stubs and standard validation options. Expect Cucumber integration in our next version
Rails 5.x App template
The App Scrolls is a magical tool to generate new Rails and modify existing Rails applications (coming) to include your favourite, powerful magic.
Appsta is designed to make bootstrapping new Rails applications much easier.
Generate a Rails 3.2.6 app with the Mongoid ORM (or OM) and RSpec for BDD testing.
Generate a Rails 3 app with application templates Quick Left uses to start their projects off right!
Deprecated (no longer maintained). Use the Rails Composer tool instead.