This document provides an overview of the RDA Toolkit. It discusses what RDA is, explaining that it is a standard for bibliographic description based on FRBR concepts. It then describes what the RDA Toolkit is, noting that it is a browser-based online product that allows users to interact with cataloging documents and resources, including RDA. It also outlines some of the key features and functionality of the RDA Toolkit, such as navigation, search capabilities, and user-created content like workflows and bookmarks.