It is continually under development and new versions should appear intermittently. It is released as freeware but is copyrighted with all rights reserved. If you specifically need a 68k version, please contact me directly.
Unlimited move take back.
This is ability to take back all moves up to the initial move made by a player or the computers. Variable hash table support from 512kb to 40Mb. Fully scriptable interface and support for AppleEvents. Opening Book of 38209 unique positions. This option allows all games played to be send to a file in PGN format.