Scryber is free to use and open source. And you can link directly to your commercial applications unlike some other open source libraries. However as part of that it does put a badge on the each
of the pages - This increases awareness and promotes your library of choice. By buying a license you can remove the badge from all your pages, along with helping to support our development efforts!
Not sure about licensing or which option would be best for you... We have put together an article to help explain
We will try to get any purchased license files out within a few hours, but please allow up to 2 working days before escalating. All purchases will be shown on PayPal receipts and invoices as PerceiveIT Limited.