A barebones Scala app, which can easily be deployed to Heroku.
This application support the Getting Started with Scala on Heroku article - check it out.
Make sure you have Scala and sbt installed. Also, install the Heroku Toolbelt.
$ git clone https://github.com/heroku/scala-getting-started.git
$ cd scala-getting-started
$ sbt compile stage
$ foreman start web
Your app should now be running on localhost:5000.
$ heroku create
$ git push heroku master
$ heroku open
For more information about using Scala on Heroku, see these Dev Center articles: