Fast and Easy Integration According to Your Needs
Save time by integrating Billie easily. Either customized via API, simply using a plugin or embedded into a payment service provider - we've got you covered.
Documentation
Integration Types
Direct Integration
Direct Integration
Would you like to start a direct integration? Find our Billie PHP, SDK, and API documentation here.
Plugin Integration
Plugin Integration
Are you using a standardized store system? We provide plugins for the most common shop systems.
Billie via Klarna-Integration
Billie via Klarna-Integration
With Billie via Klarna, you can offer your customers the most popular payment methods in B2B. Merchants who have already implemented Klarna Payments or Klarna Checkout in their online store can add Billie via their existing integration.