stamp

PDF Ink Lite applies custom watermarks & passwords to simple PDFs upon WooCommerce, Download Monitor & Easy Digital Downloads file downloads.

Quickly and easily add a stamp duty calculator to your website.

Watermark PDF for WordPress and WooCommerce is an easy-to-use plugin that lets you add text and image watermarks to PDF files to protect them from una …

This plugin allows you to stamp the contents of your posts to the blockchain. Protect the authenticity of your original work by timestamping the uniqu …

This provides you with a nice way of displaying the date in your posts. This took a whole day sigh amateur hour.