Elektor (blog) RISC OS goes Open Source, supports royalty-free Raspberry Pi projects Elektor (blog) As the new owners of Castle Technology Ltd, RISC OS Developments Ltd are proud to announce that RISC OS, the original OS for ARM processors is now available as a fully Open Source operating system (OS), via the Apache 2.0 licence under the …

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RISC OS goes Open Source, supports royalty-free Raspberry Pi projects – Elektor (blog)