wpsnoop wp-content/plugins/ultimate-pdf-flipbooks-flip-books-made-easy/flipPDF.php file is used by 1 plugin/theme
WordPress files make up the basic building blocks of plugins and themes.
This page provides some information on the wp-content/plugins/ultimate-pdf-flipbooks-flip-books-made-easy/flipPDF.php file and a list of plugins and themes that implement it.
The following plugin create a file called wp-content/plugins/ultimate-pdf-flipbooks-flip-books-made-easy/flipPDF.php: