To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
CloseWelcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.
CloseReview for ColumnsWizard by BillH99999
Rated 5 out of 5 stars
Love the add-on, but it is not compatible with TB 91.0 as of now.
To create your own collections, you must have a Mozilla Add-ons account.