Not a strict superset, it's more accurate to say libreboot is a restricted and modified (old) subset of coreboot. I don't think coreboot has catered to blob fre

Not a strict superset, it's more accurate to say libreboot is a restricted and modified (old) subset of coreboot. I don't think coreboot has catered to blob free enthusiasts the same way libreboot has, and I believe the build system is different, so the answer is probably no (?)