Hammer-app-base is a project mainly written in JavaScript, based on the MIT license.
There are no generators in Hammer, you just pull application base from this repository and start building your application.
Create your repository
git init amazing_app
cd amazing_app
Add remote for this repository
git remote add hammer-app-base git://github.com/ruby-hammer/hammer-app-base.git
Pull it
git pull hammer-app-base
And you can start coding. Also you can pull updates easily later.