Java and VirtualBox. But both are free.
Sort of. The VirtualBox Extension Pack is free for personal or educational use. It is explicitly not free for work use[0]. You can download it for free, but accepting the license to do so obligates you to pay them for it.
[0]https://www.virtualbox.org/wiki/Licensing_FAQ
alt Hacker News
Sort of. The VirtualBox Extension Pack is free for personal or educational use. It is explicitly not free for work use[0]. You can download it for free, but accepting the license to do so obligates you to pay them for it.
[0]https://www.virtualbox.org/wiki/Licensing_FAQ