Open Process Automation Standards

The O-PAS Standard, once fully defined, will allow for construction of safe, reliable, secure process automation systems that are scalable from very small to very large, which do not require system shutdown to perform updates and extensions, and which can be applied to existing systems and to new construction.
Downloading as a member of The Open Group Open Process Automation™ Forum – see here.
Downloading the O-PAS Standard, Version 1.0 as a Non-Member
Alternatively, if you are not an employee of a member of The Open Group, you can register to download the O-PAS Standard under license for evaluation or commercial use. The evaluation copy is available for instant download at completion of registration.
Information on the licensing terms, including commercial licensing, is available here.
Note: In order to download publications from the Library, you need an account for The Open Group website. If you are a first-time user register for an account here.

The O-PAS Standard, Version 1.0 is available to all to download free-of-charge for non-commercial use. That will usually mean using it inside your organization. To use the O-PAS standard for commercial purposes, a Commercial License is available (more ...).
Note: In order to download publications from the Library, you need an account for The Open Group website. If you are a first-time user register for an account here.