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RISC OS, the original ARM operating system, goes open source

Richard Brown at the RISC OS Users Group of London (ROUGOL) show on 27 October 2018


RISC OS Developments Ltd are proud to announce that RISC OS, the original operating system (OS) for ARM processors is being made available as a fully open source OS, via the Apache 2.0 licence and under the continued stewardship of RISC OS Open Ltd.

Our Company

RISC OS Developments Ltd
Barling Road
Barling Magna
Great Wakering

Our Staff

Richard Brown
Contact via email: Richard Brown

Andrew Rawnsley
Contact via email: Andrew Rawnsley

Our Purpose

Formed in 2016 in order to:
  • provide investment into RISC OS
  • provide development into RISC OS
  • provide development into RISC OS applications
  • bring RISC OS to new markets