Open Foris tools Calc, Collect, Collect Mobile and Collect Earth are licensed under [the MIT License][1].
This is a license that basically allows you to do anything you want with the software License][1] and the source code, if you need Open Foris tools to have another type license of license let us know!
Geospatial Toolkit is [GNU GPLv3][2].
[1]: http://opensource.org/licenses/MIThttp://opensource.org/licenses/MIT
[2]: http://www.gnu.org/copyleft/gpl.html