Also Automatic1111 is more centralized, so you have to wait for something to make its way in (or a pull request for it anyhow), whereas people put up their ComfyUI custom JSON workflows. So I am doing Stable Diffusion video via ComfyUI right now, whereas it has not made its way into Automatic1111.
Fun world we live in.
Considering the author of ComfyUI is called ComfyAnonymous and has an anime avatar it's very likely they're a 4chan poster too so maybe don't use that if it actually bothers you.
Both are very good tools for using this stuff on the cutting edge so I couldn't really care less what the authors do in their free time.
Also his rimworld mods are indefensible. A Kenosha mod about “peaceful protest” where exclusively black pawns continuously attack your colony? That’s racist bro! It’s only flown under the radar because rimworld is played mostly by individuals with ASD.
SDXL is reconfigurable and completely flexible so really its the only tool in the game for pure creativity.