This means you are allowed to use and distribute the package freely for non-commercial
purpose. You are not allowed to declare WinOSi or parts of it as your own work or sell
it for money.
In addition WinOSi is Open Source:
Those of you, who are interested in rendering algorithms can have a look into the
original source code, make modifications and extensions. If you want to publish your
modified version of WinOSi it has to be freeware and Open Source too.
Newest versions of WinOSi:
Older versions of WinOSi: