Press [Shift][Ctrl][~] and a window appears. Now type in

 EXTRACT [Space][Return]

 and a file !!!Readme.txt will be copied to your GK3 directory. You
 should read this!

 With the console you can

 - Extract all files (sound, graphics, animations ...)
 - Activate eastereggs
 - Create places and animations

 etc.

 To activate the eastereggs type

 Tippe: SetFlag("egg")

 In the game an egg appears at the person or place, an almost complete
 list of eastereggs is supplied with the readme file.