Buckaroo is a popular PSP. You are able to offer Riverty via Buckaroo.
How to connect
To start the implementation you need a Buckaroo contract including Riverty. You can request this at email@example.com. In the collaboration we have with Buckaroo they are in charge for the onboarding and implementation of Riverty. They will lead you through the complete process. If you have any questions, problems or concerns during these phases you can reach out to your contact person at Buckaroo.
Buckaroo developer portal
If you already want to look into the documentation of Buckaroo about Riverty you can find it here.