Currently, in3 is available for:

• Lightspeed
• Magento 1
• Magento 2
• Odoo
• OXID
• PrestaShop
• Shopify
• Shopware 5
• Shopware 6
• WooCommerce

For now, in3 is not available for:

• BigCommerce
• Ecwid
• ePages
• EpiServer
• Gambio
• JouwWeb
• JTL
• OpenCart
• Oro
• Plentymarkets
• Proximis
• Sylius
• Wix

Read more

• How does in3 work?
• How do I activate in3 via Mollie?
• What is the difference between in3 and Klarna: Pay in 3?