I know that the newest version of Creo Elements/Direct Modeling has the ability to search text in cad. Does this allow the creation of PDFs with searchable text?
AI MAXTools' AI MAX Export2D function has had this capability since 2015. We do it by adding invisible text to the PDF file so that the appearance of the drawing is unchanged.
Here's a simple example of how you would use it with a current drawing loaded (it also supports batch mode for processing multiple files at once):
For more info on this functionality, please visit the AI DataMAX product page.
We offer a free trial of our tools to anyone who would like to try them.
If you have any questions, please don't hesitate to ask!