---
title: "Classic integrations for Ecommerce"
url: "https://docs.adyen.com/online-payments/classic-integrations"
source_url: "https://docs.adyen.com/online-payments/classic-integrations.md"
canonical: "https://docs.adyen.com/online-payments/classic-integrations"
last_modified: "2020-09-07T12:44:00+02:00"
language: "en"
---

# Classic integrations for Ecommerce

[View source](/online-payments/classic-integrations.md)

For information about new integrations, refer to [Online payments](/online-payments) instead.

This section contains integration guides for the following old integrations:

###### [Classic API integration](/online-payments/classic-integrations/classic-api-integration)

[Accept payments using the Classic API.](/online-payments/classic-integrations/classic-api-integration)

###### [Modify payments](/online-payments/classic-integrations/modify-payments)

[Capture, cancel, refund or change the payment amount.](/online-payments/classic-integrations/modify-payments)