The VOIDRUNNER'S CODEX is coming! Explore new worlds, fight oppressive empires, fend off fearsome aliens, and wield deadly psionics with this comprehensive boxed set expansion for 5E and A5E!
They are complete rules sans some additional features like various subclasses, feats, races and optional rules. You could run an entire campaign going from level 1-20 based on just the basic rules.