Mac Hack VI cover art

Mac Hack VI

Mac Hack VI, a.k.a. The Greenblatt Chess Program is a chess program that ran on the PDP-6. It was written in MIDAS and was the first computer program to play in a human tournament and be granted a chess rating…

31 December 1966

Mac Hack VI is a video game, released 31 December 1966 on Legacy Computer.

Verified Sources: IGDB

What Mac Hack VI is

Mac Hack VI was released in 1966. It is available on Legacy Computer only.

The premise, in the publisher's words

Mac Hack VI, a.k.a. The Greenblatt Chess Program is a chess program that ran on the PDP-6. It was written in MIDAS and was the first computer program to play in a human tournament and be granted a chess rating in 1967. The game was inspired by the Kotok-McCarthy-Program, but improved upon it in design and search width.
Description from the publisher · source

How it plays

It is played from a text perspective. It is a single-player game with no multiplayer component.

Quick answers

Mac Hack VI — frequently asked questions

When did Mac Hack VI come out?
Mac Hack VI was released on 31 December 1966 for Legacy Computer.

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