Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....DXF, DWG, DGN, DWF, DWFX, IFC, STL, DWT, IGES, PLT, CF2, OBJ, HPGL...