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by guoliang

19 Add-ons in this Collection

Video DownloadHelper by mig

Rated 4 out of 5 stars 7,786 reviews

4,302,485 users

The easy way to download and convert Web videos from hundreds of YouTube-like sites.

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 4 out of 5 stars 2,082 reviews

1,661,082 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 1,075 reviews

1,079,185 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 2,399 reviews

674,227 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.

FireGestures by Gomita

Rated 4 out of 5 stars 874 reviews

309,606 users

A customizable mouse gestures extension which enables to execute various commands and user scripts with six types of gestures.

Xmarks Sync by Xmarks Inc.

Rated 4 out of 5 stars 2,504 reviews

246,830 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!

Personas Plus by Mozilla

Rated 3 out of 5 stars 853 reviews

218,616 users

Personas (now known as lightweight themes) are free, easy-to-install "skins" for Firefox. Personas Plus extends that built-in functionality to give you even more control and easier access to new, popular, and your own favorite themes.

All-in-One Sidebar by Ingo Wennemaring

Rated 5 out of 5 stars 1,452 reviews

149,372 users

AiOS lets you open various windows as sidebar panels, and quickly switch between them. So it put an end to the window chaos! In addition to bookmarks and history it opens dialogues such as downloads, add-ons and more in the sidebar.

Omnibar by Ajit K

Rated 4 out of 5 stars 431 reviews

22,261 users

Integrates location bar and search bar into one. Shows search and url suggestions. Quickly switch search engine using search keywords. Provides different auto-complete popup styles for compact displays.

Vacuum Places Improved by Luca Niccoli

Rated 4 out of 5 stars 99 reviews

28,101 users

Defragments your Firefox "Places" database (history/bookmarks)
This greatly reduces the lag while typing in the address bar and the start-up time.
This extension features configurable automatic cleaning, periodic reminder, and internationalization.

Download Statusbar by C.J.

Download Now

Experimental

Rated 4 out of 5 stars 1,374 reviews

192,262 users

View and manage downloads from a tidy statusbar - without the download window getting in the way of your web browsing.

Thanks Tekzilla for your awesome review! Click here to see their video: http://youtu.be/BUDqWrJ-Vao

GMarks by John Marshall

Rated 4 out of 5 stars 285 reviews

6,916 users

GMarks helps you sync & manage your bookmarks with Google Bookmarks...

Facebook Photo Stalker by Photo Stalker

Download Now

Experimental

Rated 2 out of 5 stars 17 reviews

1,022 users

View public photos of users on Facebook using Photo Stalker Application! Right click on user name then click "View Photos using Photo Stalker"

Hide Menubar by yuoo2k

Supports to hide Menu Bar automatically, you can press the ALT key to show it temporarily.

CantoFish by CantoFish

Download Now

Experimental

Rated 5 out of 5 stars 23 reviews

637 users

CantoFish is a popup Cantonese-English dictionary for Firefox. It contains over 200,000 entries and works with both traditional and simplified Chinese characters. The Yale and Jyutping romanization systems are supported, as well as Mandarin pinyin.
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