Baremetrics (https://www.baremetrics.io https://www.baremetrics.io) by Josh Pigford is built off of Stripe. There are also a handful of dunning-related services

Baremetrics (https://www.baremetrics.io https://www.baremetrics.io) by Josh Pigford is built off of Stripe. There are also a handful of dunning-related services that sit on top of Stripe, also.