The Beta release of OpenNebula v5.8 which now includes LXD as a First Class Citizen Hypervisor choice is now available:
Interesting! Will check this out.
Remember its Beta…
And even with remease sodtware documentation could use help but hopefully people will file bugs where they find them.
If you want to install & test on a Vm… give it 4 core 8G ram or 16G if possible and 100G disk space