Converts XHTML to OpenXML WordML (docx) using docx4j; there is also some support for converting to pptx.
For docx4j-ImportXHTML v8.x, you need Java 8 or later. ( If you are still using Java 6, you can use docx4j-ImportXHTML v6.x)
docx4j is licensed under ASLv2.
This project is licensed under LGPL v2.1 (or later), which is the license used by openhtmltopdf (the main dependency).
See legals/NOTICE for details.