RISC OS
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RISC OS is an operating system designed to run on ARM computers. Originally designed in 1987 by Acorn Computers of England, it was made for use in its new line of ARM-based Archimedes personal compute
A screenshot of RISC OS 5.30 (released 2024) running on a Raspberry Pi
Acorn Archimedes
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The Acorn Archimedes is a family of personal computers designed by Acorn Computers of Cambridge, England. The systems in this family use Acorn's own ARM architecture processors and initially ran the A
RISC OS
…system designed to run on ARM computers. Originally designed in 1987 by Acorn Computers of England, it was made for use in its new line of ARM-based Archimedes personal computers and was then shipped with other computers produced by the company. Despite the demise of Acorn, RISC OS continues to be developed…
Archimedes 400/1
Acorn Archimedes A3000 computer main unit
Acorn Archimedes A3000 computer with cover removed
Acorn Archimedes A3000 main PCB. Corrosion from a leaky NiCd battery can be seen in the bottom left corner.