19.5. Summary

The legal issues surrounding licensing in KDE may not be trivial, but they are manageable. Hopefully, this chapter has given you the information you need to make informed decisions for your own projects.

One important thing to keep in mind: when in doubt, always go straight to the source. Here are some important links that you may find useful.

• The QPL homepage—http://www.trolltech.com/qpl/

• The FSF page describing several Open Source licenses and the FSF position on each—http://www.fsf.org/philosophy/license-list.html

• The GPL homepage—http://www.fsf.org/copyleft/gpl.html

• The LGPL homepage—http://www.fsf.org/copyleft/lgpl.html

• The FreeQt Foundation homepage—http://www.trolltech.com/kde-freeqt/index.html

• The Open Source Page—http://www.opensource.org

• License usage in KDE—http://developer.kde.org/documentation/licensing/licensing.html