- zmachine.zip [10-Dec-1992]
- source code version 2.24; plays Infocom Interactive
Fiction (not Interactive Fiction Plus)
- zmachine.zoo [22-Jun-1993]
- source code and Atari ST executable version 2.24
ported by Christopher B. Browne
- ZorkMachine-1.15.lha [28-Jun-1993]
- source code and Amiga executable, ported by Olaf Barthel
zmachine version 2.24, Amiga version 1.15