Soon to be released - WordPress Theme Codename "CustoMaterial"
.. is our first open-source´d, completely free to use WordPress Theme.
You can see it already live here on this site - actually it IS what you´re seeing right here now. If you want to follow the Development or like to take a Sneak Preview, then you may get the development version of "Wordpress CustoMaterial Theme" from our Github repository.
Please report any bugs, misconceptions or possible enhancements there!