contact us via email:


Following the recent news that RISC OS, the original ARM operating system, is going open source, TechRadar Pro sat down with the Director of RISC OS Developments, Richard Brown to learn more about how the operating system is being used

RISC OS goes open source with Apache 2.0 license

Roughly 30 years after its birth at UK’s Acorn Computers, RISC OS 5 is going open source



RISC OS London Show 2019

Saturday 26 October
11.00 am – 5.00 pm
St Giles Hotel
Hounslow Road
TW14 9AD


Wakefield Acorn & RISC OS Computer Show 2019

Saturday 27 April
10.30 am – 4 30 pm
The Cedar Court Hotel
Denby Dale Road
Calder Grove
West Yorkshire WF4 3QZ

RISC OS South West Show 2019

Saturday 16 February
10.30 am – 4 00 pm
Arnos Manor Hotel
470 Bath Road
Arnos Vale

17th Jan 2019, 6:00PM - 8:00PM

BCS, 1st Floor
The Davidson Building
5 Southampton Street
London, WC2E 7HA


History of Acorn Archimedes/NetPC/Rics PC computers

RISC OS: What's Next

Embedded FreeBSD on a five-core RISC-V processor using LLVM

Buildroot for RISC-V (Using Buildroot to create embedded Linux systems for 64-bit RISC-V)

Richard at BCS OSSG 17 Jan 2019 Scaled

Richard giving his presentation on RISC OS: What's Next

RISC OS Developments Ltd
Barling Road
Barling Magna
Great Wakering

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