See example OAuth 2.0 integrations

Here are sample apps that demonstrate how to integrate your app with the QuickBooks Payments API and OAuth 2.0.

They contain sample code and requests. Review them to get an overall sense of the authentication process.

• Visit the Intuit Developer Github to see all samples
• See how to make QuickBooks Payments API calls using .NET
• See how to integrate your app with the QuickBooks Payments API using Java
• See how to create a charge request using PHP

Even though you plan to only utilize the QuickBooks Payments API, you may also want to check out integration examples for the QuickBooks Online Accounting API:

• OAuth 2.0 management without an SDK for .NET
• OAuth 2.0 Authorization Flow for Java
• See more QuickBooks Online Accounting API OAuth 2.0 integration examples