To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!


Welcome to Firefox Add-ons.

Choose from thousands of extra features and styles to make Firefox your own.


On the go?

Check out our Mobile Add-ons site.


Log in or register with your email address

We are migrating existing Add-ons users to Firefox Accounts. We will detect if your account needs migrating automatically.