3D
Dragging
Film Loops
Games
Geometry
Imaging Lingo
LDMs
Navigation
OOP
Scripts

  3D
  Author Time
  Button
  Localisation
  Mathematics
  Paint
  Stage Position
  Text
  Updates
  Xtras

  Other

Shockwave
Sound
Sprites
Text
Xtras
Miscellaneous

These behaviors can be used to create a paint application (see demonstration below). You can find a tutorial on building such an application, with multiple undo steps here.