If you already know what you want to develop, visit the API Explorer. Pick specific entities build a bespoke experience. If you need inspiration, we’ve got you covered. You can use common workflow …

Dec 20, 2025 · Learn how to build and publish a QuickBooks Online app using Intuit Developer Portal. Step-by-step guide for QuickBooks API developers.

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Intuit Developer Group has 77 repositories available. Follow their code on GitHub.

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Intuit, QuickBooks, QB, TurboTax, ProConnect, Credit Karma, and Mailchimp are registered trademarks of Intuit Inc. Terms and conditions, features, support, pricing, and service options subject to change …

The Dashboard page supports online development of QuickBooks Online applications; developers of QuickBooks Desktop applications should proceed to download and install the Desktop SDK.

Check out QuickBooks and third-party testing tools you can use during development. We’ve configured tools, including Postman, to make testing with your sandbox company a little easier.

Spring Boot demo app showcasing QuickBooks Custom Fields API with OAuth 2.0 authentication. Demonstrates hybrid integration using REST API for customers/invoices and GraphQL API for …

The QuickBooks Online Accounting API utilizes the REST architecture so you can seamlessly integrate your app with QuickBooks Online and the Intuit Financial Ecosystem.