Best of Firefox Addons

by Hardik Bhatt

30 Add-ons in this Collection

Adblock Plus by Eyeo

Rated 5 out of 5 stars 7,031 reviews

13,247,473 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 2,587 reviews

1,513,489 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 4,135 reviews

826,038 users

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

Greasemonkey by Anthony Lieuallen

Rated 4 out of 5 stars 1,544 reviews

725,128 users

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

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 2,674 reviews

742,726 users

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

Xmarks Sync by Xmarks Inc.

Rated 3 out of 5 stars 3,201 reviews

101,706 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!

United States English Spellchecker by jooliaan

Rated 4 out of 5 stars 194 reviews

373,956 users

United States English Spellchecker for Firefox, Thunderbird and SeaMonkey by Kevin Atkinson and Geoff Kuenning.

To enable, right-click in a multi-line text box, select "Languages", then "English (United States)".

NetVideoHunter by netvideohunter

Rated 4 out of 5 stars 509 reviews

134,149 users

This add-on is a downloader that lets you easily download videos from sites like Youtube, Facebook, Metacafe, Dailymotion, Break, VKontakte and music for example from SoundCloud, Grooveshark and from many other sites...

Tab Mix Plus by onemen, Gary Reyes

Rated 4 out of 5 stars 2,971 reviews

479,588 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.

Personas Plus by Mozilla

Rated 3 out of 5 stars 932 reviews

147,564 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.

X-notifier (for Gmail,Hotmail,Yahoo,AOL ...) by Byungwook Kang

Rated 4 out of 5 stars 1,783 reviews

43,168 users

Notifier for gmail, yahoo, hotmail, aol and more webmails.
X-notifier(aka WebMail Notifier) checks your webmail accounts and notifies the number of unread emails...
Supports : gmail, yahoo, hotmail, POP3/IMAP, facebook, twitter and more

QuickJava (For FF Versions 56 AND BELOW only) by Doug G

Rated 5 out of 5 stars 204 reviews

150,638 users

Obsolete as of FF 57, will leave here for users who have not "upgraded" to 57.
Allows quick enable and disable of Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the Toolbar.

DownThemAll! AntiContainer by Nils Maier

Rated 5 out of 5 stars 38 reviews

43,585 users

Make the resources behind container pages easily downloadable by DownThemAll!

FEBE by Chuck_Baker

Rated 4 out of 5 stars 660 reviews

53,488 users

FEBE (Firefox Environment Backup Extension) allows you to quickly and easily backup your Firefox extensions. In fact, it goes beyond just backing up -- It will actually rebuild your extensions individually into installable .xpi files.

Fast Dial by telega

Rated 3 out of 5 stars 2,523 reviews

62,807 users

Visual bookmarks for Firefox.
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