Office Add-ins documentation
Learn about Office Add-ins
Office Add-ins guidance
Learn about the Office Add-ins platform and important concepts that apply to building any type of Office Add-in.
Excel add-ins documentation
Learn how to build Excel add-ins.
OneNote add-ins documentation
Learn how to build OneNote add-ins.
Outlook add-ins documentation
Learn how to build Outlook add-ins.
PowerPoint add-ins documentation
Learn how to build PowerPoint add-ins.
Project add-ins documentation
Learn how to build Project add-ins.
Word add-ins documentation
Learn how to build Word add-ins.
Note: For information about COM or VSTO add-ins, see the Office client development documentation.