Welcome

Software for the original 68000 Macintosh: the Mac 128K, 512K and Plus of 1984 to 1986.

Tools that build software for these machines on Linux and macOS, movies that show how it is done, and apps and games in 68000 assembler that you can play right here, on a Macintosh emulated in your browser.

Tank Duel: tanks fighting around the wooden bridge over the river, forests and brick walls, status bar with armour, shield, weapons and radar at the bottom.
Tank Duel on the Macintosh 512K.
  • mac68k-asm

    v1.2.1 MIT

    68000 assembler toolchain for the classic Macintosh.

  • mac68k-disk

    v1.2.1 MIT

    Disk images for the classic 68k Macintosh.

Open source, for Linux and macOS: Homebrew, .deb packages for arm64 and amd64, or build from source.

  • Tank Duel

    Mac 512K Playable

    A four-against-four tank battle for the Macintosh 512K.

  • SpaceShoot

    Mac 512K Playable

    A wireframe 3D space shooter.

  • Castle

    Mac 512K Playable

    A platformer for the Macintosh 512K.

The video is loaded from YouTube (youtube-nocookie.com) only when you press Play.

Vibe Coding a 1984 Mac Game in 68000 Assembler with Claude Code

Claude Code writes Tank Duel, a four-against-four tank battle for the Macintosh 512K, in 68000 assembler, from three prompts, and tests every step itself in the emulator.

All 2 movies

A Macintosh 128K, 512K or Plus in your browser, for the games of this site or your own disks. Bring your own ROM: it stays in your browser.