Livemarks
Get auto-updated RSS feed bookmark folders.
14,667 users
Flagfox
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...
117,773 users
Firefox Translations
Translate websites in your browser, privately, without using the cloud. The functionality from this extension is now integrated into Firefox.
326,482 users
Firefox Relay
Firefox Relay lets you generate email aliases that forward to your real inbox. Use it to hide your real email address and protect yourself from hackers and unwanted mail.
213,548 users
FoxyTab
Collection of Tab Related Actions e.g. Duplicate, Close Duplicates, Close to the Left, Copy Title, Merge Windows, Save as PDF, Copy Urls Tab/All/Left/Right, Host keep/close/close other, Sort by URL/Title, Asce/Desc, Move, Reload, Reload Timer
21,142 users
Firefox Color
Build, save and share beautiful Firefox themes.
120,239 users
FoxyProxy Standard
FoxyProxy is an open-source, advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. No paid accounts are necessary; bring your own proxies or buy from any vendor. The original proxy tool, since 2006.
212,158 users
Firefox Multi-Account Containers
Firefox Multi-Account Containers lets you keep parts of your online life separated into color-coded tabs. Cookies are separated by container, allowing you to use the web with multiple accounts and integrate Mozilla VPN for an extra layer of privacy.
383,146 users
FoxClocks
FoxClocks shows times around the world - or just your local time - at the bottom of your browser. It deals with daylight saving time so you don't have to.
11,920 users
GIPHY for Firefox
Bring the power of a GIF search engine anywhere on the web. Respond to emails, tweets and more with GIFs quickly and easily. Add GIPHY GIFs to your Gmail, Facebook, Twitter and more. Just search, drag and drop or right click!
7,806 users
Forecastfox (fix version)
Get international weather updates (via AccuWeather.com) displayed right in Firefox with this highly customizable extension.
18,342 users
Turn Off the Lights for Firefox
The entire page will be fading to dark, so you can watch the videos as if you were in the cinema. Works for YouTube and Beyond. Dark mode for all websites. It works for all known video sites such as YouTube, Vimeo, Twitch, Dailymotion, Facebook, etc.
43,167 users
iCloud Bookmarks
Keep your Firefox bookmarks on Windows up to date with your Safari bookmarks on iPhone, iPad, and Mac with the iCloud Bookmarks extension for Firefox.
156,495 users
3,879 users
Checkmarks
Checks, sorts, formats bookmarks and loads favicons.
6,639 users
Bookmarks clean up
Find and remove duplicated bookmarks manually and in batches, get rid of broken bookmark links and empty folders.
8,874 users
404 Bookmarks
With this extension you can find expired bookmarks and remove them easily. You can find all kinds of broken bookmarks, like pages that return 404 (Page not found) or other HTTP errors.
2,782 users
Private Bookmarks
Enables a password-protected bookmark folder.
9,114 users
Bookmarks Organizer
With the Bookmarks Organizer it's easy to put order in your bookmarks. The Bookmarks Organizer finds no longer working bookmarks, redirects, duplicates and more!
15,043 users
Auto-Sort Bookmarks
Sort bookmarks by multiple criteria
3,277 users
Sort Bookmarks
Sorts your bookmarks. Supports sorting by title, URL or date added.
1,655 users
Open bookmarks in a new tab
Open bookmarks in a new tab
3,103 users
63 users
Landmarks
Landmark Navigation via Keyboard or Pop-up
525 users
BookmarksHome
Create a page with bookmark links neatly arranged. (and it can be saved as HTML file.)
1,370 users