NetHack 3.7 for 68k Macintosh

NetHack 3.7 for classic Macintosh (68k)

A revival of the classic Mac OS port, updated for NetHack 3.7 and cross-compiled with Retro68.

Requirements

• System 7 or later
• 68020 or later CPU (SE/30, Classic II, LC, Quadra, etc.)
• 3 MB RAM, 32-bit addressing
• No FPU required (software floating-point)
• Color supported on color-capable Macs

Downloads

File	Format	Use
NetHack-3.7-WIP.sit	StuffIt 1.5.1	Recommended. Extract with StuffIt Expander.
NetHack-3.7-WIP.dsk	Disk Copy 4.2	For Disk Copy, Mini vMac, Basilisk II, SheepShaver.
NetHack-3.7-WIP.img	HFS + Apple Partition Map	For QEMU q800, BlueSCSI, SCSI2SD.

Changes (2026-04-24)

• Rebased on latest upstream NetHack 3.7
• Fixed bugs found in full code review (Handle locking, operator precedence, NewRgn null checks, menu handle leaks, display-file window leaks, dead code removal)
• Reduced minimum partition size from 4 MB to 3 MB for small Macs
• Software floating-point (-msoft-float) so the game runs on Macs without a 68881/68882 FPU (Classic II, LC, SE/30, etc.)

Installation

Extract or mount the archive, place all files in the same folder, and double-click NetHack. Edit "NetHack Defaults" to customize options. See the Guidebook for how to play.

Building from source

See sys/mac/BUILD.md for cross-compilation instructions.