HP's first commercial UNIX offering (HP-UX 1.0)

HP released the first version of HP-UX, initially running on the HP 9000 Series 500, which was based on Motorola 68k processors. This marked HP's formal entry into the commercial UNIX market.

Significance

This was HP's foundational step into the world of open systems, signaling its commitment to UNIX and setting the stage for future hardware-software integration.