What the Bisigi Project lacks in quantity it makes up for in quality. After coming across a theme of theirs in Gnome-look I was went to their website, and was hooked. As of now, I have tried:

Exotic Wild-shine Tropical Aquadreams Bamboo Zen Step Into Freedom Ubuntu Sunrise balanzan (formerly known as Ubuntu-fr) Infinity (I used the old version)

I loved them all, though my [...]

Badschemer is an opensource program designed by David Brown which offers an intuitive gui for creating and editing of gEdit style schemes.

Instructions on downloading this application can be viewed here.

I have submitted three patches to Badschemer that can be downloaded below. The first patch is necessary for those using Badschemer 1.0.1 on Karmic Koala, but [...]