OptPal.zip (13822 bytes)
Short: Computes 1-8bpp sprites with optimum palettes from 32bpp sprites.

Computes (near) optimum palettes for 1,2,4 and 8 bpp sprites from 32bpp
source sprites using an error-gradient iterative approach and dithers the
sprite to that palette. Takes some time but the results are great.
Videoware.