Extend and integrate

Build on top of the Visual Studio Online open platform

  • REST APIs so you integrate from any platform or technology
  • Web UI extensibility for immersive and tailored experiences
  • Service hooks to enable robust and fast integrations between services
  • Common APIs and manifest between cloud and on-premises

The features outlined on this page are also available on-premises through Team Foundation Server.


Lightweight and easy to work with

Extend the power of Visual Studio Online from your apps and services with industry-standard RESTful APIs. Integrate from virtually any device, platform, or technology stack, including Windows, Android, iOS, Node.js, and more.

Your language

Modern extensions*

Immersive web extensibility

Extensions enable you to create first-class integration experiences just the way you have always wanted. An extension can be a simple context menu or toolbar action or can be a complex and powerful full UI experience that seamlessly lights up within the VSO web/service experience. View our samples to learn more.

* This feature is currently in Private Preview

Modern extensions

Service Hooks

Modern push notifications

Enable new integration scenarios between your application and Visual Studio Online by subscribing for events instead of constantly polling for them. Service hooks also provides rich event payloads so you can relate artifacts seamlessly.

Adaptable and open

Partner program

Amplify your business

The Visual Studio Partner Program enables you to maximize your commercial success by providing you with extensive technical resources, previews of upcoming technologies, and a broad marketing reach.

Continuous Deployment

Get your own playground and more

  • Install and test your own extensions
  • Unlimited team projects and private code repos
  • FREE work item tracking for all users
  • FREE 60 minutes/month of build
  • FREE 20K virtual user minutes/month of load testing

New and noteworthy

Visual Studio Online is always getting better. New updates are available every three weeks. See what’s new and what’s in store


What is Visual Studio Online?

Cloud services for development teams to collaborate and manage software projects.

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