Installation Instructions can be found here.
Vista, 7, 8.
10.7.3 [Lion] or later.
For any OS
Includes BlueJ and JDK,
runs on Windows
from a USB stick
Greenfoot has been translated into many different languages. Find information on how to change the interface language in Greenfoot, and get other translated materials.
If you have problems related to Greenfoot, you can contact our technical support.
The source code for the Greenfoot IDE is also available, under the GNU General Public Licence version 2 with classpath exception.