Reach hundreds of millions of users across web, Windows, Mac, and mobile.
Learn how Adaptive Cards can increase productivity by allowing users to take quick actions from within their Inbox.
Help users get more done
with add-ins. Launch your custom app as a taskpane, contextual card, or a simple button on
Bring Outlook-related data
& features for Office 365 & Outlook.com users into your app using the Microsoft
Graph REST API.
Learn from others.
Ask the developer community questions about your code.
Submit an idea on the Microsoft 365 Developer Platform ideas forum.
Use the outlook-web-addins tag for questions regarding Outlook add-ins.
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