I drew all of the following digitally using a lightweight drawing application called Graffiti. It was very popular for a few years and I was active with the program and its community. You can view more of these here.
A graphic skin called Frost I designed in Photoshop for Caustic, a mobile audio production application. Click the image for more details.
Themes I made for the new (unreleased) mastering app from Single Cell Software.