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Go backRISC OS

Forerunner to RISC OS, for the earliest Acorn Archimedes machines.

Released in 1987 by Acorn Computers Link points to external site.

87 ArthurOS
12 Sep 87 ArthurOS 1.2 (13 screenshots)

Apr 89RISC OS 2
Detailed timeline
Featured edition
Desktop with applications in ArthurOS 1.2
ArthurOS 1.2
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Did you know...

The characteristic blue/orange/blue/red colour scheme of ArthurOS is typically referred to as “technicolour.”

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Copyright © 2002-2006 Marcin Wichary, unless stated otherwise.