No need for ISO files or product keys. You can "boot" Vista in your browser in seconds.
If you don't want to allocate 20GB of disk space and 2GB of RAM, look for web-based "Vista simulators." These are browser games or interactive demos. Do they "work" for real tasks? No. But they work for nostalgia hits. windows vista simulator work
Some popular options for running a Windows Vista simulator include: No need for ISO files or product keys
Here’s what the process looked like: