Aggie.io - Draw a picture together with your friends in real-time over the internet in your browser.
MyPaint - MyPaint is a fast, distraction-free, and easy painting tool for digital artists.
DrawPile - Drawpile is a drawing program that lets you share the canvas with other users in real time.
GIMP - GIMP is a multiplatform photo manipulation tool.
FlockMod - Flockmod is a free real time online group drawing app with all the bells and whistles.
Microsoft Paint - Paint (formerly Paintbrush) is a simple, ultra-basic graphics painting program that is included...