Graphics Ripper utility has now found a permanent home on the Retrospec site! So you can download the latest version with full source from the following link :
http://retrospec.sgn.net/game-overview.php?link=gfxrip
A brief description :
Graphics Ripper allows you to rip any kind of graphics from save state files (snapshots). You will be able to rip Amiga graphics, tile sets and sprites with full palette search option from WinUAE uncompressed Save States. Also supported are Atari ST, Amstrad CPC and ZX Spectrum. There are a lot of options to let you do precise searching and saving of the tile sets.
btw. thanx for moving it into News !