Add-ons

by sloprlek

816 Add-ons in this Collection

QuickNote by Leszek Życzkowski, Jed Brown, others

Rated 5 out of 5 stars 172 reviews

24,975 users

A simple note-taking extension.

Fasterfox by RsCcman Production

Download Now

Experimental

Rated 4 out of 5 stars 82 reviews

74,235 users

STILL WORKS FLAWLESSLY AS OF 12-5-2016
The One; The Original Fasterfox Gives performance & network tweaks for Firefox. Fasterfox makes your browsing so much faster!
Make your Sites Faster than a Fox with Fasterfox for FireFox!

DuckDuckGo (HTTPS / SSL) by DuckDuckGo

Rated 5 out of 5 stars 75 reviews

3,613 weekly downloads

DuckDuckGo is the search engine that doesn't track you. We also have smarter answers and less clutter. This extension adds DuckDuckGo (HTTPS / SSL version) to the search bar. For more features, see the DuckDuckGo Plus add-on. Enjoy!

xThunder by XthunderAddon

Rated 5 out of 5 stars 84 reviews

166,611 users

Manage popular downloaders (Windows, Linux, Mac) and support special links of thunder,flashget,qqdl,ed2k,magnet,fs2you.

New Tab Homepage by Ben Basson

Rated 4 out of 5 stars 366 reviews

172,967 users

A very simple tabbed browsing extension that loads your homepage when you open a new tab. If you have multiple homepages, the first is chosen.

Turn Off the Lights by Stefan vd

The entire page will be fading to dark, so you can watch the video as if you were in the cinema.

ProxTube - Unblock YouTube by ProxTube

Rated 4 out of 5 stars 239 reviews

177,043 users

In some countries YouTube videos are blocked! Unblock them with this Addon.
Supported countries: Germany, Netherlands, Spain, ...? not US compatible
Status+Support: proxtube.com & Twitter: twitter.com/ProxTube (EN/DE)

convert2mp3.net Online YouTube to MP3 Converter by convert2mp3.net

Rated 5 out of 5 stars 61 reviews

50,896 users

With this addon you can convert your YouTube, Dailymotion and Clipfish Videos online to MP3, MP4, M4A, AAC, OGG, WMA and 3GP.
It it free, easy and very fast.

update 14.04.2017:
The add-on is now compatible with the new YouTube design.

Zoom Page by DW-dev

Rated 5 out of 5 stars 158 reviews

88,164 users

Full featured zoom manager with independent page and image zoom modes. Choose from four zoom modes: Default Zoom, Fit-To-Width, Default Zoom + Site Specific or Fit-To-Width + Site Specific. Button style and zoom levels are fully configurable.

Gmail™ Notifier (restartless) by InBasic

Rated 4 out of 5 stars 282 reviews

77,567 users

Multiple account (or label) Gmail notifier (without storing passwords)

Screengrab (fix version) by Oleksandr

Rated 5 out of 5 stars 259 reviews

106,134 users

Screengrab! saves webpages as images.
0.99 released!
New features: upload to internet

MeasureIt by Kevin Freitas

Rated 4 out of 5 stars 362 reviews

107,447 users

Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.

HttpFox by Martin Theimer

Rated 4 out of 5 stars 172 reviews

63,790 users

An HTTP analyzer addon for Firefox

Print Edit by DW-dev

Rated 5 out of 5 stars 305 reviews

107,184 users

Allows editing of web page content while in Print Preview mode, prior to printing or saving as HTML or PDF. Compacts the layout and removes unwanted content such as adverts, sidebars and blank pages. Any element can be formatted, hidden or deleted.

All-in-One Sidebar by Ingo Wennemaring

Rated 5 out of 5 stars 1,454 reviews

133,614 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.
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