My Favorite Add-ons

by langtuvotinh

41 Add-ons in this Collection

Adblock Plus by Eyeo

Rated 5 out of 5 stars 7,047 reviews

12,696,291 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).

NoScript Security Suite by Giorgio Maone

Rated 4 out of 5 stars 2,579 reviews

1,483,489 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, "Spectre", "Meltdown" and other JavaScript exploits.

LastPass Password Manager by LastPass

Rated 4 out of 5 stars 4,144 reviews

781,725 users

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

FoxyProxy Standard by Eric H. Jung

Rated 4 out of 5 stars 571 reviews

345,567 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.

Web Developer by chrispederick

Rated 4 out of 5 stars 464 reviews

268,036 users

The Web Developer extension adds various web developer tools to the browser.

Flagfox by Dave G

Rated 5 out of 5 stars 826 reviews

252,957 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...

ColorZilla by Alex Sirota

Rated 4 out of 5 stars 422 reviews

176,421 users

Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...

Xmarks Sync by Xmarks Inc.

Rated 3 out of 5 stars 3,206 reviews

96,815 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!

Web of Trust, MyWOT/WOT: Website Reputation Rating by WOT Services

Rated 4 out of 5 stars 1,497 reviews

264,987 users

Instantly know which websites to trust! WOT protects you while you browse, warning you against dangerous sites that host malware, phishing, and more.

PDF Download by Nitro PDF Software

Download Now


Rated 2 out of 5 stars 665 reviews

19,788 users

Use PDF Download to do whatever you like with PDF files on the Web. Regain control and eliminate browser problems, view PDFs directly in Firefox as HTML, and use the all-new Web-to-PDF toolbar to save and share Web pages as high-quality PDF files.

Session Manager by Michael Kraft

Rated 5 out of 5 stars 830 reviews

192,043 users

Session Manager saves and restores the state of all or some windows - either when you want it or automatically at startup and after crashes. It can also automatically save the state of open windows individually.

Webmail Ad Blocker by Jason Savard

Rated 4 out of 5 stars 248 reviews

53,636 users

Expand your email area by blocking and removing ads on the right hand side of the screen when using Gmail, Hotmail, and Yahoo Mail.

Element Hiding Helper for Adblock Plus by Felix Dahlke

Rated 5 out of 5 stars 467 reviews

249,950 users

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

Image Zoom by Jason Adams

Rated 4 out of 5 stars 353 reviews

71,922 users

Adds zoom and rotation functionality for images...

SkipScreen -- download helper, now for sale... by Skipscreen

Rated 4 out of 5 stars 610 reviews

26,022 users

We’re sorry to say we can’t maintain Skipscreen anymore. We’d love to see someone carry on with it. If you’d like to buy Skipscreen, or otherwise find it a good home, please contact us at
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