Go to the → OpenNebula repository → Releases
: Deploy a new VM from the template.
OpenNebula is open-source, and the Sandbox appliance is usually distributed free of charge. However, because the “Sandbox 50” is an older version ( ~2015-2016 ), you will not find it on the official OpenNebula downloads page (which now offers Sandbox 6.x and 7.x). opennebula sandbox 50 ova file download for windows 10 free