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....- Exporting VSD to VTX To Export VSD to VTX using Aspose.Diagram...Java for Ruby , call export_to_vtx method of ExportToXml module...