Microsoft Edge extensions documentation

Develop an extension (add-on) for Microsoft Edge.

Get started

Get started

• Overview of Microsoft Edge extensions
• Extension concepts and architecture
• Tutorial part 1: Display an image in a pop-up
• Tutorial part 2: Use JavaScript to insert an image in the webpage
• Sideload an extension to install and test it locally

What's new

• Released features for Microsoft Edge Add-ons
• Roadmap for Microsoft Edge Add-ons
• Contact the Microsoft Edge extensions team

Manifests and JavaScript APIs

How-To Guide

• Overview and timelines for migrating to Manifest V3
• Migrate an extension from Manifest V2 to V3
• Supported APIs for Microsoft Edge extensions
• Declare API permissions in the manifest

Reference

• Manifest file format for extensions
• Using Content Security Policy (CSP) to control which resources can be run

Develop an extension

How-To Guide

• Port a Chrome extension to Microsoft Edge

Concept

• Create a DevTools extension, adding a custom tool tab and panel
• Develop an extension for the Microsoft Edge sidebar
• Native messaging
• Defining match patterns for an extension to access file URLs

Deploy

• App Developer Agreement Addendum for Microsoft Edge program users
• Developer policies for the Microsoft Edge Add-ons store

Register as a developer

How-To Guide

• Register as a Microsoft Edge extension developer
• Verify your company account information
• Add users to the Microsoft Edge program
• Register and sign in to Partner Center using a GitHub account

Publish an extension

Deploy

• Publish a Microsoft Edge extension
• Extension hosting
• Submission states for extensions in the Microsoft Edge Add-ons website
• Manage account settings
• Alternative ways to distribute an extension

Concept

• Curation and review process for the Edge Add-ons store

Update an extension

How-To Guide

• Update a Microsoft Edge extension
• Set an externally installed extension to automatically update
• Using the REST API for updating Microsoft Edge Add-ons

Reference

• REST API Reference for updating Microsoft Edge Add-ons

Analytics and reviews

How-To Guide

• View Microsoft Edge extensions analytics dashboard
• Reply to user reviews of an extension

Best practices and samples

Overview

• Best practices for extensions
• Minimize an extension's impact on page load time

sample

• Samples for Microsoft Edge extensions