Input and output file formats supported by GroupDocs.Assembly for Node.js via Java: Word, Excel, PowerPoint, email, OpenDocument, PDF, HTML, Markdown and more....XLSM, XLTX, XLTM, XLSB, SpreadsheetML, ODS) Presentation (PPT...XLSM, XLTX, XLTM, XLSB, SpreadsheetML, ODS) Not Supported Supported...