ArcaOS 5.0 Digital Download will install/maintain ArcaOS on computers that can boot from BIOS or UEFI Legacy mode from a DVD. Support for UEFI boot is planned for a future release.
ArcaOS 5.0 is available in either personal and commercial editions. Personal edition licenses come with a 6 months ArcaOS Support & Maintenance subscription. Commercial editions include prioritized support and a full year ArcaOS Support & Maintenance subscription.
See ArcaOS FAQ for additional details.