Vmware Portable -

First, a clarification: of Workstation or Player. Any portable version you find is third-party repackaged (e.g., from PortableAppZ, various forums). Those are not supported and often lack key features.

It sounds like you're asking about (stability, reliability, production-readiness) related to portable versions of VMware (e.g., VMware Workstation running from a USB drive without installation). vmware portable