GIMP (JIMP) Icon tutorial
Dang I hate icon tutorials that make sphere icons with a speaker with a slightly annoying high pitched voice with crappy microphone quality on Gimp while pronouncing gimp jimp. I hate those tutorials. Luckily, mine isn't one of them. 0_0 or maybe it is. I respectfully revise my opinion.

Gimp Tutorial: Animated Fire Text
A tutorial on how to use the animated fire plugin to make animated fire text.

Gimp tutorial Plastic Text (Texto Plástico)
Learn how to create this effect with the Gimp.