A desktop monitor displaying a custom Word add-in

Build, test, debug, and publish Word add-ins

Use familiar web technologies such as HTML, CSS, and JavaScript to build a solution that can run in Word across multiple platforms, including on the web, Windows, Mac, and iPad.

Everything you need to know to create Word add-ins

Read an overview

Build your first Word task pane add-in

Create the add-in

Develop Word add-ins with Visual Studio

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What's new in Word development

Office Add-ins community call – April 2023

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Word Extensibility APIs (Preview) - March 2023

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Upcoming Preview Word APIs - March 2023

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Office Add-ins community call – March 2023

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Get resources

Word add-ins developer community

Microsoft 365 dev community

Learn from others.

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Microsoft Q&A forum

Ask the developer community questions about your code.

Ask a question

Feature suggestions

Submit an idea on the Microsoft 365 Developer Platform ideas forum.

Submit an idea

Stack Overflow

Use the office-js and ms-word tags for questions about Word add-ins.

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