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.
“Filter Forge does more than any of my other plugins all in one spot! I'm a kid in a candy store right now just having fun trying everything out. Fun, fun!”
“So often software will advertise one thing and not deliver. Your program not only delivers but does it with ease.”