Prefox

by baryoni

205 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,840 reviews

21,316,223 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).

Video DownloadHelper by mig

Rated 4 out of 5 stars 5,255 reviews

5,291,212 users

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

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 5 out of 5 stars 1,567 reviews

1,453,878 users

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

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,466 reviews

2,220,118 users

The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 941 reviews

1,293,903 users

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

Web of Trust - WOT by WOT Services

Rated 4 out of 5 stars 1,566 reviews

1,162,233 users

Find out which websites you can trust. WOT adds intuitive traffic light-style icons next to search results and URLs to help you make informed decisions about whether to visit a site or not.

LastPass Password Manager by LastPass

LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.

Element Hiding Helper for Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 435 reviews

828,396 users

Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.

Flashblock by Philip Chee

Rated 4 out of 5 stars 1,131 reviews

809,453 users

Never be annoyed by a Flash animation again! Blocks Flash so it won't get in your way, but if you want to see it, just click on...

FoxyProxy Standard by Eric H. Jung, groeg, others

Rated 4 out of 5 stars 333 reviews

333,764 users

FoxyProxy is an advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. For a simpler tool and less advanced configuration options, please use FoxyProxy Basic.

Tab Mix Plus by onemen, Gary Reyes

Rated 4 out of 5 stars 2,482 reviews

971,116 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.

BetterPrivacy by IKRG

Rated 5 out of 5 stars 424 reviews

604,776 users

Remove or manage a new and uncommon kind of cookies, better known as LSO's.The BetterPrivacy safeguard offers various ways to handle Flash-cookies set by Google, YouTube, Ebay and others...

Latest updates: See bottom link 'version history'!

Flagfox by Dave G

Rated 5 out of 5 stars 624 reviews

681,114 users

Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...

BlockSite by Wips.com s.r.o.

Rated 3 out of 5 stars 499 reviews

218,356 users

BlockSite is an extension, which automagically blocks websites of your choice. Additionally, this extension will disable all hyperlinks to these websites, by just displaying the link text without the clicking functionality.

Xmarks Sync by Xmarks Inc.

Rated 4 out of 5 stars 2,507 reviews

347,354 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!
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