"The Open Group UNIX standards offer the most stable, portable and
cost-effective applications development environment for a wide range of
platforms from mobile devices to mainframes. For end-user enterprises,
procuring certified UNIX systems ensures the highest level of
availability, scalability, and maintainability for those who want to
focus on their business with confidence in their IT.
UNIX certification is a trusted and open system industry standard,
ensuring that products conform to the most exacting criteria for
portability, compatibility, and global interoperability. This enables
buyers to specify UNIX conformance in procurement's, facilitates Boundary less Information Flow™, and enhances the perception of the UNIX
system as a consistently stable, flexible, and reliable operating
system."