Examples

cross
Use for loops to set pixels on the screen.

lines
You can create lines.

coderdojo
Learn how to create circles and change the picture based on existing colors.

Hello_World
Write text on the screen. You can also move the text.

hpi_logo
With stamps you can put any form in any color onto the screen with only a few lines.

random_lines
Create lines of random color at random positions.

transparency
You can use transparency to mix colors.

tron
You can create games.