Another option for your list, which you'll have to evaluate for your use case: https://wiki.openstack.org/wiki/Barbican https://wiki.openstack.org/wiki/Barbican

Another option for your list, which you'll have to evaluate for your use case: https://wiki.openstack.org/wiki/Barbican https://wiki.openstack.org/wiki/Barbican I've been evaluating most of these same options for my use case, but haven't made any decisions yet.