BimRv reads and renders .rvt, .rfa and .rte files of Revit format versions 2011 through 2027. A file is saved in the latest format the release supports; the authoritative value is ODBM_LATEST_FV in BmFileVersion.h, and the full list of recognised versions is ODBM_LIST_VERSIONS in the same header.
Export is available to COLLADA, JSON, PDF, OBJ, STL, SVG and raster formats. Import is available for COLLADA.