Cross Platform Browser Extension template repository

React + TailwindCSS bundled with Vite.

Installation

npm i

Building the Extension:

Firefox

npm run build builds the extension by default for Firefox.

The generated files are in dist/.

To load the extension in Firefox go to about:debugging#/runtime/this-firefox or

Firefox > Preferences > Extensions & Themes > Debug Add-ons > Load Temporary Add-on...

Here locate the dist/ directory and open manifest.json

Chrome

npm run build:chrome builds the extensions for Google Chrome.

The generated files are in dist/. To load the extensions in Google Chrome go to chrome://extensions/ and click Load unpacked. Locate the dist directory and select manifest.json.

Files:

content-script - UI files
background.ts - Background script/Service worker
index.html - popup UI