This document provides an overview of cataloging rules, standards, and resources for catalogers. It discusses the differences between AACR2 and RDA as well as MARC and BIBFRAME. It then lists several free sources for MARC records, such as the Library of Congress Catalog and AMICUS. Tools for working with MARC data like MARC converters, authorities, and tag references are presented. Finally, call number resources and training opportunities for catalogers are highlighted.