Microsoft 365 Developer Blog

A developer platform for building collaborative apps for hybrid work

Office Add-in Development Community (PnP) – March 2020 update

March 27, 2020 Mar 27, 2020 03/27/20

Office Add-ins team

This months Office Add-ins PnP updates include how to use a shared library to migrate your Visual Studio Tools for Office Add-in to an Office web add-in, manage ribbon and task pane UI, and run code on doc open and share global data with a shared runtime

Build contextual UI experiences with Office add-ins

March 11, 2020 Mar 11, 2020 03/11/20

Office Add-ins team

Microsoft is previewing enhancements to Office add-ins that provide two-way messaging between dialog and host page, hiding the task pane, and disabling buttons and menu items.

Creating single sign-on add-ins for Office has never been easier

January 13, 2020 Jan 13, 2020 01/13/20

Office Add-ins team

The Office Add-ins developer experience team has been improving single sign-on (SSO) for Node.js Office Add-ins.

Microsoft 365 training modules & Microsoft 365 Certified: Developer Associate certification

November 13, 2019 Nov 13, 2019 11/13/19

Office Add-ins team

To help you accelerate your self-paced learning as a Microsoft 365 developer, we’re introducing new training modules specifically for developers interested in building solutions for the Microsoft 365 platform.

Office 365 Developer Platform at Ignite 2019

November 4, 2019 Nov 4, 2019 11/4/19

Office Add-ins team

Microsoft Ignite 2019 is happening now - If you are attending in Orlando, watching remotely, or just trying to stay on top of the news, we are excited to share updates and new capabilities across Office 365 development.

Office Add-in Development Community (PnP) – June 2019 update

June 24, 2019 Jun 24, 2019 06/24/19

Office Add-ins team

We're excited to announce two new solutions for Office Add-ins Patterns and Practices! Learn about batching custom function calls and how to save and share state in custom functions. This blog links to the complete code samples and docs for both solutions.

Microsoft Edge WebView for Office Add-ins

May 20, 2019 May 20, 2019 05/20/19

Office Add-ins team

Beginning with Office 365 version 16.0.11629 and the first 2019 Windows 10 update, Office Add-ins running on Office 365 for Windows will use an Edge WebView as the runtime.

Publishing Visio 2007 Solutions

August 24, 2018 Aug 24, 2018 08/24/18

Visio team

This blog discusses how to publish Visio 2007 solutions. In this context "solutions" refers to the add-ins, templates, stencils and/or help files that you have created and want to distribute to other people.

Creating Visio Add-ins with VSTO 2005 SE

August 24, 2018 Aug 24, 2018 08/24/18

Visio team

There have been several newsgroup postings about using VSTO to create Visio Add-ins. The deployment of these add-ins can be especially challenging. There is a new developer article by Chris Castillo detailing how to write VSTO add-ins for Visio. Chris explains why using VSTO is desirable and aggregates information from a number of sources to walk you through the development and deployment process.

Formula Editor – Hack Productivity

June 27, 2018 Jun 27, 2018 06/27/18

Office Add-ins team

We are excited to continue the developer momentum from Build with our ongoing Hack the workday with Office 365 hackathon. Join us to see how Office 365 can help you reach over 130M users a month with the power of Microsoft Graph.

Microsoft 365 Developer Blog

Add-ins - Microsoft 365 Developer Blog