one

by webretto.com

4 Add-ons in this Collection

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 4 out of 5 stars 2,118 reviews

1,870,867 users

Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page...

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 1,037 reviews

1,151,156 users

Customize the way a web page displays or behaves, by using small bits of JavaScript.

Xmarks Sync by Xmarks Inc.

Rated 4 out of 5 stars 2,611 reviews

276,123 users

Xmarks is the #1 bookmarking and open tab add-on. Keep your bookmarks, and open tabs backed up and synchronized across computers and browsers. Mobile phones with Premium access. Utilize LastPass to sync passwords!

ViewMarks by Michael Koch

Rated 4 out of 5 stars 139 reviews

4,155 users

Browse your bookmarks visually: create, edit, and manage preview images for all your bookmarks. Use bookmark images as a speed dial on newly opened tabs. Quickly transfer bookmarks, links and texts to your mobile phone using QR codes.

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