Rimtrix

Rimtrix is a puzzle game written for the British magazine PC Plus, which put it in the public domain with its January 1989 issue. It needs CGA graphics.

How to set it up

1. Install DOSBox Staging or another DOS emulator.
2. Unzip the download into a folder of its own.
3. Start DOSBox Staging and type mount c "<folder>\rimtrix", where <folder> is where you unzipped the download, then c:.
4. Type RIMTRIX.COM to start the game.