www.virtualbox.org Open Source
VirtualBox is a free and open source visual machine software. It is highly recommend even for home users, because it provides a way to sandboxing, that means you can open unsafe files in a sandbox environment.
After install VirtualBox, you can create visual machines as many as you wish. Here are some popular images:
Download Windows 10 Disc Image (ISO File) from Microsoft
For your safety, we recommend that you download from the official website.
Please remember to check the installation package signature after downloading, and pay attention to check the required components during the installation process.