CAD and BIM drawings processing library to open and convert DXF, DWG, DWT, DGN, IFC, Dwf, DwfX, STL, IGES, CF2, Collada(DAE), PLT, OBJ, SVG, DXB, FBX, U3D, 3DS, STP files to Gif, Tiff, Jpeg, Png, Psd, Bmp, Jpeg2000, Dicom, Webp, Emf, Wmf, Svg, Pdf image formats within JavaScript applications...of DXF, DWG, DWT, DGN, IFC, DWF, DWFX, STL, IGES(IGS), CF2, Collada(DAE)...2013/2014/2015/2016 AutoCAD DXF Autodesk DWF DGN Industry Foundation Classes...