grease pencil

An open-source GUI prototyping tool

An easy to use image editor that creates a bunch of images with one click.

Screen saver featuring the wildlife art of Adam Valentine

Write and edit mathematical equations as easily as with pencil and paper.

Turn Photo to Sketch! Pencil and Watercolor Drawings, B&W and Color Sketches

Woody the pencil takes you on an incredible learning adventure!

EZAcct makes you using software like working with paper and pencil.

Screen saver with pencil drawings by Adam Valentine