I use a bunch of different tools for https://pdf2qrcode.com https://pdf2qrcode.com but I'd like to highlight papercups.io for pre-sale chat/questions. Otherwise

I use a bunch of different tools for https://pdf2qrcode.com https://pdf2qrcode.com but I'd like to highlight papercups.io for pre-sale chat/questions. Otherwise, stripe for payments and cloudflare.