Playing around with PDF Generators.
Testing FPDF and FPDI to generate a PDF from WordPress.
Download or clone repo in to your /wp-content/plugins folder.
Run composer install
Create a post or a page with the slug 'pdf-playground' and when you view, you will (hopefully) see your rendered PDF!
This currently returns a mock certificate for the current logged in user, with today's date, but could be modified for many other uses. For examples see http://www.fpdf.org/en/tutorial/index.php.