Place custom watermark online on U3D drawing file. Adds custom proprietary text on u3d drawings and converts to BMP, DIB, GIF, JPEG, JPG, JPE, JIF, JFIF, PNG, TIFF, TIF, PSD, JP2, J2K, JPF, JPM, JPG2, J2C, JPC, JPX, MJ2, JPEG2000, WEBP, EMF, DCM, DICOM, SVG, WMF, PDF, DWG, DXF, IFC, DWF, DWT, OBJ, FBX, DWFX, STP, STEP, CGM, GLB, GLTF, U3D, 3ds, DRC, DRACO file formats without Autodesk AutoCAD.... STEP, CGM, GLB, GLTF, U3D, 3DS, DRC, DRACO for free from any...Description of formats U3D (Universal 3D) U3D is a compressed file format...