UGTS uses the following external sources of public domain material, and
you can too:
World English Bible (WEB)
A public domain bible translation, a work in
progress. All scripture quotes on UGTS come from this translation.
An excellent and widely used public domain database engine.
Open Clip Art Library
Icons for some some of the applications such as
Automator and Stopper came from here. This is a great resource for high-quality
icons and art.