The Steam Workshop is a platform that is part of the Steam gaming service, which allows users to create, share, and download user-generated content for games. It supports a wide range of games, providing tools for modding, creating custom levels, skins, or even entirely new game modes. The content on the Steam Workshop can range from simple cosmetic changes to complex game modifications that can significantly alter the gameplay experience. Users can browse the Workshop to find content to enhance their gaming experience, and creators can use the platform to distribute their work to the Steam community.