Lifehacker's Must-Have Extensions

by Lifehacker.Addons

9 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,194 reviews

18,706,762 users

Blocks annoying video ads on YouTube, Facebook ads, banners and much more.

Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 5 out of 5 stars 1,390 reviews

1,652,891 users

The first and only download manager/accelerator built inside Firefox!

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 854 reviews

1,801,849 users

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

Tab Mix Plus by onemen, Gary Reyes

Rated 4 out of 5 stars 2,129 reviews

1,201,586 users

Tab Mix Plus enhances Firefox's tab browsing capabilities. It includes such features as duplicating tabs, controlling tab focus, tab clicking options, undo closed tabs and windows, plus much more. It also includes a full-featured session manager.

Xmarks Sync by Xmarks Inc.

Rated 4 out of 5 stars 2,320 reviews

491,654 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!

AutoCopy by Autocopy, Michael Lidman

Rated 4 out of 5 stars 486 reviews

39,978 users

Select text and it's automatically copied to the clipboard. Also pastes on middle click.

Better Gmail 2 by Gina Trapani

Rated 4 out of 5 stars 512 reviews

28,293 users

Add useful extra features to Gmail, like hierarchical labels, an unread message icon on your browser tab, file attachment icons, and more.

Personal Menu (Personal Firefox Button) by Merci chao

Personalize Firefox Button in Firefox 4 and change it to your personal and powerful one!

Create your personalized menu to replace Menu Bar in Firefox 3.

Automatic Save Folder by Cyan

Rated 4 out of 5 stars 112 reviews

5,403 users

This add-on will open the File Browser at the right location, using simple filters on the downloaded file.
The filters are based on filenames and hosted domain's name.

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