https://www.javacodegeeks.com/2012/07/java-word-docx-documents-with-docx4j.html
https://stackoverflow.com/questions/15013837/apache-poi-or-docx4j-for-dealing-with-docx-documents
https://www.docx4java.org/trac/docx4j
https://github.com/plutext/docx4j/
https://github.com/Aspose/Aspose.Words-for-Java
https://blog.aspose.com/2020/01/14/generate-word-documents-from-templates-dynamically-using-java/
https://blog.aspose.com/2020/02/20/convert-word-doc-docx-to-pdf-in-java-programmatically/
https://www.docx4java.org/downloads.html
https://www.docx4java.org/blog/2020/09/office-pptxxlsxdocx-to-pdf-to-in-docx4j-8-2-3/