You may be interesting in in quickemu, which is the absolute simplest way to get wide variety of VMs (linux, windows, even macOS) up and running.
https://github.com/quickemu-project/quickemu.
A nice visual overview of how simple and quick it is:
For the reasons gnif described, it doesn’t currently handle GPU passthrough. That said, there is one guy exploring adding the functionality as a related project:
https://github.com/quickemu-project/quickemu/issues/688
https://github.com/HikariKnight/QuickPassthrough