First we have a few shots of the test application, used to highlight a few different languages. The scanners and highlighters used in these shots are all distributed with the editor. (Click to enlarge.)

Highlighting C	Highlighting HTML	Highlighting Scheme	Highlighting Java	Highlighting Perl

Then there's a couple of shots of the Editor embedded in the GNOME Canvas. Here the editor is used to edit inscriptions in a coloured Petri net.