Tagged: ZX81

Reviews

The Century Computer Programming Course

Reviewed 23 August 2026

Century Publishing, 1983 · Peter Morse, Ian Adamson, Ben Anrep & Brian Hancock

Sinclair BASIC ZX81 ZX Spectrum Programming guide

A hardback programming manual at £9.95 — nearly a third of a Spectrum's own price — that covers the ZX81 and the Spectrum side by side rather than picking one.

██████░░░░ 6/10

Articles

The 15-megabyte game that fit on a 1-kilobyte computer

The ZX81 shipped in 1981 with 1KB of RAM. In 2015, someone ported the full laser-disc arcade game Dragon's Lair to it — 15,824,610 bytes of data — and Guinness World Records confirmed it as an official record. It didn't fit. It never had to.