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Unzer

Learn how to integrate with Unzer

Welcome to the Unzer documentation portal. If you are here for the first time, we suggest you begin with the Getting started guide which will give you an overview of the integration process.

Getting started

High-level information on available integration options & managing payments in your online shop with Unzer.

In-depth information about every payment method, its features and integration steps.

The common use cases in the electronic payments world explained and how they are handled with Unzer.

Plugins

The quickest way to integrate with Unzer without any programming knowledge

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Server side integrations

Deep dive into the Direct API, PHP SDK and Java SDK integrations

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Marketplace basket API Learn more about the marketplace baskets and adding product information with it.

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Resources

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API Reference

A detailed, up-to-date list of all Unzer API endpoints with examples.

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Basic integration requirements

Learn about the common basic requirements for your integration

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Localization

List of all supported languages and formats.

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Supported webhook events

List of all the supported webhook events with descriptions.

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Test data

Use the test data to test your integration for different payment methods.

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Financial glossary

Check out our glossary of financial terms.

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News & latest releases

Klarna documentation

October 10, 2022

Documentation for Klarna payment method

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Various documentation updates

August 17, 2022

Updates for various topics

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FAQs articles

May 24, 2022

Added new articles for FAQs

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Unzer Invoice payment method

April 12, 2022

New payment method type for Unzer Invoice

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