Inserting doc\docx\pdf files into templates?

Question

PHP

Maybe someone has interesting articles in mind how you can insert your own values ​​​​instead of the given characters into the finished pdf and docx template and save the file separately from the template. What libraries to use?
something like this

Answer 1

A banal search on GitHub produces several suitable options. Are you sure you didn't confuse a tab with a search engine?