Player's Handbook
Wizards RPG Team
Xanathar's Guide to Everything
Heliana's Guide to Monster Hunting
Mohammed Bellafquih & Jesse Jackdaw Burns & Max Wartelle
Kibbles' Compendium of Craft and Creation
KibblesTasty
Beastheart and Monstrous Companions
Matthew Colville
Kibbles' Active Martial Feats
Kibbles' Martial Progression (Variant Rule)
Humperdink's Biomancy Botique
Jesse Jackdaw Burns & Max Wartelle
L'Arsene's Crafting Catalogue
Tasha’s Cauldron of Everything