Process icons in the original size: 16x16 px

Process icons in retina: 32x32 px

Icons made for the open source project ossia score, used for the different process categories:

Process icons (actually the Impro icon is for GFX which is a category not available yet)

The main difficulty was that icons were quite small 16 x 16 pixels, so it was just enough space to fit the necessary information and nothing more.

Icons on the left list and displayed also on the right