There's still plenty of improvements to be made. Thanks for the notes about the bugs in the fire subsystem, I'll try implementing them soon when I get some time.
Maybe now that IVAN uses PNGs we could just use GraphicsGale by itself?
Yeah IrfanView and GraphicsGale respect the pallette. You can definitely use GG on just the PNGs now and save them, it even loads the pallette into the pallette window by default. If you're Linux you can run on wine: https://appdb.winehq.org/objectManager.php?sClass=applic...