A DAX file, short for DAZ Studio Asset eXchange File, is a proprietary file format primarily associated with DAZ 3D's DAZ Studio software. These files are used to store and exchange various 3D assets, including character models, props, scenes, textures, poses, animations, and lighting setups. DAZ Studio is a powerful 3D figure animation and rendering software that allows users to create detailed 3D scenes and animations. DAX files encapsulate the complex data structures required to represent these 3D elements, making it easy for users to save, share, and reuse their creations within the DAZ Studio ecosystem. While DAZ Studio also uses other formats like .duf (DAZ User File), DAX files are often used for specific asset packages or for transferring assets between different versions or users of the software. They are not typically opened by general-purpose image or video viewers but require specialized 3D modeling and rendering applications to be viewed, edited, or rendered. This format facilitates the modularity and reusability of 3D content within the DAZ 3D ecosystem.