Microsoft Edge extensions documentation

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

Get started

Get started

• Overview of Microsoft Edge extensions
• User docs about Microsoft Edge extensions
• Extension concepts and architecture
• Sideload an extension to install and test it locally

sample

• Samples for Microsoft Edge extensions
• Sample: Picture viewer pop-up webpage
• Sample: Picture inserter using content script

What's new

• Release notes for Microsoft Edge extensions
• 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 at Microsoft Edge Add-ons
• Manage account settings
• Alternative ways to distribute an extension

Concept

• Curation and review process for extensions at Microsoft Edge Add-ons

Update an extension

How-To Guide

• Update a Microsoft Edge extension
• Set an externally installed extension to automatically update
• Use the REST API to update an extension at Microsoft Edge Add-ons

Reference

• REST API Reference for updating an extension at 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

Overview

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

User docs and resources

Overview

• Microsoft Edge Add-ons site
• Everything to know about browser extensions
• Add, turn off, or remove extensions in Microsoft Edge