Here are tools to help you integrate your app with QuickBooks Payments.

Sample apps and sample code provides samples of how to authenticate your apps using OAuth.

API Explorer allows you to perform API operations on QuickBooks Payments company data.

Postman is an HTTP client that allows you to test web services.

Sandboxes help you build and integrate with QuickBooks Payments.

Harmony Design System helps you create a user experience that is unified with Intuit’s small business products.

OAuth Playground demonstrates the interaction between a consumer application and the OAuth workflow.


Wasabi provides a real-time, open-source A/B testing platform.


Third-party tools provide additional development language and testing options.


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