Hi everybody. We’re 30+ members of the Paizo staff, and today we’re announcing that we have formed the United Paizo Workers, one of the first unions of its kind in the tabletop game industry. #UnionizePaizo1/n— United Paizo Workers (@PaizoWorkers) October 14, 2021
Yes. It's 3.5 but better in basically every way and much more expansive. And also bad in most of the same ways.
The biggest draw is probably the absurd range of ways to modify your class(es).
Everything's here: http://aonprd.com/
The second edition's a different beast but I only played the playtest.