This was discussed in an interview between Bryan Lunduke and the founder of Arca Noae which is sadly no longer online. No - when you buy a copy of ArcaOS you g

This was discussed in an interview between Bryan Lunduke and the founder of Arca Noae which is sadly no longer online. No - when you buy a copy of ArcaOS you get an OS/2 license. Arca Noae have an agreement with IBM to resell OS/2 licenses, they just don't have access to the source code.