Building One Extension for All Browsers with WebExtensions APIs
About:

It’s now easier than ever for developers with knowledge of JavaScript, HTML, and CSS to make extensions for Firefox, Chrome, & Opera using WebExtensions APIs. During the session, I will  demonstrate how to build an extension to add bookmarks using context menus.  After this session, attendees will be able to create, run, and debug an extension using Bookmark, Menus, & Notification APIs.

Pre-requisites:
Basics of HTML,CSS and Javascript
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