Input and output file formats supported by GroupDocs.Assembly for Node.js via Java: Word, Excel, PowerPoint, email, OpenDocument, PDF, HTML, Markdown and more....down) Word Processing (DOC, DOCX, DOCM, DOT, DOTX, DOTM, WordprocessingML...Plain Text Word Processing (DOC, DOCX, DOCM, DOT, DOTX, DOTM, WordprocessingML...