scrimba
Learn JavaScript
Chrome Extension
Let's build a Chrome Extension!
Courses
All coursesAI PathFrontend Path

Not sure where to start?

Let us help you find your perfect course.
PricingCoursesLog in
For TeamsWhy Scrimba?
Courses
All coursesAI PathFrontend Path

Not sure where to start?

Let us help you find your perfect course.
Pricing
PricingCreate Account
Log in
Go Pro!Bootcamp

Bootcamp

Study group

Collaborate with peers in your dedicated #study-group channel.

Code reviews

Submit projects for review using the /review command in your #code-reviews channel

Courses
All coursesAI PathFrontend Path

Not sure where to start?

Let us help you find your perfect course.

Karma

DashboardConnect to DiscordFind a courseSettingsNew scrim
Log out
Watch in fullscreen
Let's build a Chrome Extension!
by Per Harald Borgen
Learn JavaScript
AboutCommentsNotes
Let's build a Chrome Extension!
by Per Harald Borgen
Learn JavaScript
Expand for more info
index.js
run
preview
console

Console
Explorer
project
index.css
index.html
index.js
Dependencies
/index.html
-4:33
Download as zip
Copy contextual link

HomePlans & PricingTeacher talent program

Community

Explore the communityPodcastYouTubeGet Scrimba emails

Courses

All courses Self-paced BootcampFree coursesPro courses

Company

About usSupport centerTermsPrivacy

Built with Imba