The VOIDRUNNER'S CODEX is LIVE! Explore new worlds, fight oppressive empires, fend off fearsome aliens, and wield deadly psionics with this comprehensive boxed set expansion for 5E and A5E!
Quite a bit. The basic class, Psychic Skills, Talents and Feats are in the Advanced Manual. But not sample characters, Prestige Classes, and all sorts of extra bits.