[ksm]

Not really, it was to bring Unix style multi-user remote terminal capability to DOS / OS/2 world.

Here's an interesting article on installing v1 of their product (on the same site there's follow-up articles on v2 of the Multiuser) - which builds on very early MS version of OS/2: https://virtuallyfun.com/wordpress/2017/11/17/installing-usi...

[jordanbeiber]

What I meant is that the backend - i.e the workspace/terminal delivered was a unix one with a client for OS/2.

I helped manage many solaris servers running citrix metaframe at one point, many years ago.