Maybe you know this situation: Going to Burgerking and getting disappointed because your favorite coupon isn’t available anymore.
After playing around with the mobile app, I found out that even coupons you would need an account for are within the response of all coupons. Even the once you should only be able to use once are there. So here is a repository which gets updated infrequnetly.
The app provides you with a QR code, you should be able to generate you own. These codes just includes the short PLU number.