virtual machine choices in Debian
Many months ago I had first installed a virtual machine, VMWare. I used
it for a few months and then never touched. IIRC, it was free for
students back then.
This week I looked it up again (I still have the virtual machines
installed) and wanted to reinstall the new version of VMWare Desktop. I
noticed that it is not free anymore but comes with a 30 day trial feature.
So, what free and preferably open source choices do we have for virtual
machines in Debian? Pros and cons based on your experiences will be