It consists of a commercial Saver plugin (XMesh Saver MX) which exposes a MAXScript Interface for processing the scene and saving the XMesh files, and a free Loader plugin (XMesh Loader MX) which performs the loading.
XMesh MX is the 3ds Max implementation of the XMesh toolset. XMesh is a set of tools for caching animated scene geometry to an external file sequence and for loading this data later for rendering. XMesh? is Thinkbox Software’s production-proven Geometry Caching system. ThinkBox Frost MX, XMesh MX, Krakatoa MX For 3DsMAX – XFORCE