The Ultimate 2023 Google Chrome Extension Development Course
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Harry Potter

Harry Potter

Mar 03, 2023

The Ultimate 2023 Google Chrome Extension Development Course

The Ultimate 2023 Google Chrome Extension Development Course, Learn all important concepts for chrome and firefox extensions with the help of 4 projects and theory. This is the only Google and Firefox extension/plugin development course you'll need!

What will you learn?

If you want to learn everything about Chrome and Firefox extension development, then you’ve come to the right place! In this course, you’ll learn all the essential concepts for building extensions and plugins, along with practical examples and theory. You’ll also get the opportunity to work with the latest version of Chrome (Manifest V3) and learn how to migrate older projects (Manifest V2). Some of the things you’ll learn in this course include:

  • Understand how extensions work, their components, and structure
  • Work with Chrome APIs, including reading, modifying, and injecting scripts and components of web pages
  • Learn about caching and storing data
  • Download data and items from websites
  • Play with the DOM of web pages
  • Understand service workers


Before enrolling in this course, you should have some basic knowledge of JavaScript and HTML. However, even if you’re a beginner, you can still join the course and learn from scratch.

What's in this course?

This course is divided into four levels of expertise, with each level containing practical examples and theory. We'll start with the basics and gradually move to advanced concepts. Here's what you can expect from each level:

  • Level 1: Introduction to extension development
  • Level 2: Creating a simple extension
  • Level 3: Developing an advanced extension
  • Level 4: Building a full-fledged extension

In addition to these levels, we’ll also cover the latest version of Chrome (Manifest V3) and help you migrate older projects (Manifest V2). You’ll also get access to the starter template, which makes it easier to get started with extension development.

Who this course is for:

This course is perfect for anyone who wants to work on extensions and plugins. Whether you’re a beginner or an experienced developer, you’ll find something valuable in this course. Also, if you’re interested in making some money with your extensions, this course will teach you how to do it.


Dhruv Atreja, a software engineer with a passion for helping others learn and grow in their coding skills, is the instructor for this course. Dhruv has taught about this topic in various seminars and workshops, and he has 3 extensions on the web store that make significant revenue.


This course is the only Google and Firefox extension/plugin development course you'll need in 2023. By the end of the course, you’ll have everything you need to start working on your own project on Firefox plugins or Chrome extensions. Whether you’re interested in making money with your extensions or just want to learn about extension development, this course is perfect for you.


"I like the detail of the explanation. But I do find myself having to replay sections to grasp everything." - Lanitta H. (Rating: 5.0 out of 5)

"Helped me create and sell my first chrome extension" - Eli (Rating: 5.0 out of 5)

"This is definitely the best one out there! The starter template is super convenient" - Uday C. (Rating: 5.0 out of 5)

"Awesome! I really like that you included theory along with code" - John J. (Rating: 5.0 out of 5)

External links:

  1. Chrome Developer Tools:
  2. Firefox Developer Tools:
  3. Chrome Web Store:

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