Illustrious
Trained at 1024x1024 or 1:1 ratio.
Weight best at 1.0
CFG best at 3.5 - 5
SD15
Trained at 512x512, 768x768 and 1024x1024. Just about any reasonable resolution should work fine.
Weights are best at .9 - 1.0.
Some character LoRA weights need to be reduced.
As with most pixel based and lo-fi LoRAs - easy on the negatives.