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SCUMM v2 for the IIGS (Maniac Mansion, Zak McKracken)
| Year | 2026 |
|---|---|
| Publisher | Michele Di Paola |
| Developers | Michele Di Paola (IIGS interpreter); Lucasfilm Games (original games, 1987 and 1988) |
| Control | Mouse |
| Other Requirements | GS/OS. 3.2 MB ProDOS data volume, not bootable: mount it next to a System 6 boot disk, launch SCUMM from the Finder and pick the game's L00.LFL file (MM or ZAK folder). |
| System 6 Compatible | Yes |
| Hard Drive Installable | Yes |
| Release Status | Free download (the interpreter); the games are copyright Lucasfilm Games |
About
SCUMM is the engine Lucasfilm Games wrote for its point-and-click adventures. Michele Di Paola wrote a SCUMM version 2 interpreter for the Apple IIGS in 65816 assembly in 2026, working with Claude. It reads the original game files with no conversion step, the same idea as ScummVM. This volume carries the interpreter with Maniac Mansion and Zak McKracken and the Alien Mindbenders, and each game has its own page here.
Maniac Mansion plays from the title screen into the mansion with rooms, pathfinding, costume animation, the verb panel, inventory, dialogue, scrolling rooms, dark rooms and the flashlight, and saving and loading through the game's own save screen. Sound effects come from the Amiga release's samples, played on the Ensoniq, and there is no music. Zak McKracken uses the same version 2 files and was still being tested at release. Later SCUMM games such as Monkey Island use version 5 and will not load.
The volume is named SCUMM and holds the interpreter plus two folders, MM and ZAK, with each game's own .LFL files. Mount it next to a GS/OS boot disk, launch SCUMM from the Finder, and pick L00.LFL in the folder of the game you want. Esc skips a cutscene where the script allows it, Space pauses, Q asks before quitting, and Apple-8 asks before restarting.
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