Streamline business process & increase productivity by allowing users to take quick actions from within their Inbox. Learn how Adaptive Cards can make emails interactive & actionable.

Help users get more done with add-ins. Launch your custom app as a taskpane, contextual card, or a simple button on the ribbon.

Respond to changes in Microsoft Graph data in real time. Reschedule a meeting based on responses, notify others when a file is modified, or continue a process after it's been approved.

Bring Outlook-related data & features for Office 365 & Outlook.com users into your app using the Microsoft Graph REST API.