Best Firefox Extensions for Fun & Productivity

by Shvidky

24 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,956 reviews

18,611,620 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 7,788 reviews

4,429,021 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 2,079 reviews

1,855,499 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...

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 1,842 reviews

1,189,570 users

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

FireFTP by Mime Čuvalo

Rated 4 out of 5 stars 994 reviews

421,973 users

FireFTP is a free, secure, cross-platform FTP/SFTP client for Mozilla Firefox which provides easy and intuitive access to FTP/SFTP servers.

Check out my new project, FireSSH!

Web Developer by chrispederick

Rated 5 out of 5 stars 259 reviews

422,738 users

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

FireGestures by Gomita

Rated 4 out of 5 stars 980 reviews

326,746 users

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

URL Fixer by Wladimir Palant

Rated 4 out of 5 stars 106 reviews

10,798 users

URL Fixer fixes common typos in URLs entered in the address bar. It will fix errors like "google.con" or "youtube,com". You have the option of being asked to confirm corrections before they are applied.

Xmarks Sync by Xmarks Inc.

Rated 4 out of 5 stars 2,600 reviews

279,473 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 919 reviews

249,572 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.

ReloadEvery by Jaap Haitsma

Rated 4 out of 5 stars 729 reviews

145,067 users

Reloads web pages every so many seconds or minutes. The function is accessible via the context menu (menu you get when you right click on a web page) or via tab context menu (right click on the tab)

IE Tab by PCMan, yuoo2k

Rated 4 out of 5 stars 1,206 reviews

172,824 users

IE Tab - an extension from Taiwan, features: Embedding Internet Explorer in tabs of Mozilla/Firefox...

All-in-One Sidebar by Ingo Wennemaring

Rated 5 out of 5 stars 1,560 reviews

164,188 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.

ColorfulTabs by Shivanand Sharma

Rated 4 out of 5 stars 1,029 reviews

214,529 users

The first addon you should be installing on a fresh Firefox install. A must have. The most beautiful yet the simplest add-on that makes a strong colorful appeal. Colors every tab in a different color.

eBay for Firefox by eBay Inc.

Rated 2 out of 5 stars 302 reviews

48,358 users

See quick updates on all your activity while you browse the web with the official eBay app for Firefox.
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