Here\'s my version of a Gimp theme with toolbox icons in size 32x32. Maybe there are other people out there who, like me, prefer bigger icons.
Installation: Copy the icon theme's folder into your ~/.gimp-2.x/themes folder. Afterwards you can select the theme "sv32" in your gimp settings.
4 years ago
2012-04-08: toolbox icons also available in menu
2012-04-13: added icon for cage-transformation tool, re-did transform-perspective and histogram.