ArcaOS is not a free operating system. It is a proprietary software developed by under license from IBM, and there is no free or trial version available for download. How to Legally Obtain the ArcaOS ISO
Any website offering an "ArcaOS ISO free download" is likely distributing illegal, pirated, or malware-infected files. How to Get ArcaOS Legitimately To get ArcaOS, you must purchase a license from the official Arca Noae shop Select Edition: arcaos download iso free
FreeDOS: While not OS/2, it provides a similar classic command-line and DOS-compatible environment for free. ArcaOS is not a free operating system
No, there is no official, free version of ArcaOS available for public download. Arca Solutions