Light Painter Add-on
This free add-on by SpencerM turns light design in Blender on its head: instead of manipulating the lights, you indicate how you want them to appear on your models by painting their influence. Very cool and innovative!
SpencerM writes:
Paint where you want your light! A free Blender add-on enabling you to paint surfaces you want lit, and the add-on will place the lamp for you to highlight those surfaces.
