Filter Forge is – by quite a margin – the most powerful plug-in we've looked at here. That's because it's a tool for creating plug-ins, both generative texture-creation tools and effect filters.
“I really like Filter Forge, I seem to find new uses for it constantly. The 2.0 upgrade looks great, HDR will be really welcome.”
3D and Visual Effects Artist
Filter Forge is an excellent filter creation tool with a strong community spirit that will enhance your Photoshop creations.”