Extend Microsoft Viva Connections with application customizers

Microsoft 365
Viva Connections

Learn how to extend Viva Connections with custom application customizers by using your existing web development skills. You'll learn about the scenarios where they're most suitable and how to build them.

Learning objectives

By the end of this module, you'll be able to:

  • Install development tools for building Viva Connections extensions.
  • Extend Viva Connections desktop with application customizers.
  • Deploy and test custom application customizers in Viva Connections desktop.


  • SharePoint administrator access to a Microsoft 365 tenant
  • Viva Connections enabled in the Microsoft 365 tenant
  • Ability to develop JavaScript applications by using modern web technologies
  • Basic knowledge of TypeScript
  • Code editor or IDE
  • Node.js v14