Add extensions, get work done

Livemarks

Get auto-updated RSS feed bookmark folders.

Dark Background and Light Text

Make every web page (or just the pages you want) display light text on dark backgrounds. All color variations are fully customizable.

SoundFixer

Helps you fix annoying sound problems on sites like YouTube: audio in one channel only, too quiet or too loud. (Unfortunately, this extension does not work on all websites because of cross-domain issues — but it does work on YouTube!)

Clear Browsing Data

Delete browsing data directly from the browser toolbar. Clear cookies, history and cache with a single click.

Bitwarden Password Manager

At home, at work, or on the go, Bitwarden easily secures all your passwords, passkeys, and sensitive information.

Simple Tab Groups

Create, modify, and quickly change tab groups

Dictionary Anywhere

View definitions easily as you browse the web. Double-click any word to view its definition in a small pop-up bubble. It also supports Spanish, German, French language alongside English. Enjoy Reading Uninterrupted!!!.

EPUBReader

Read ePub files right in Firefox. No additional software needed!

Zoom Page WE

Zoom web pages (either per-site or per-tab) using full-page zoom, text-only zoom and minimum font size. Fit-to-width zooming can be applied to pages automatically. Fit-to-window scaling can be applied to small images.

automaticDark - Time-Based Theme Changer

Automatically change Firefox's theme based on the time.

'Improve YouTube!' 🎧 (For YouTube & Video)

Youtube Extension. Powerful but lightweight. Enrich your Youtube & content selection. Make YouTube tidy&smart! Layout Filters Shortcuts Adblocker Playlist

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.

Tranquility Reader

Tranquility Reader improves the readability of web articles by removing unnecessary elements like ads, images, social sharing widgets, and other distracting fluff.

Measure-it

Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.

RoboForm Password Manager

RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically

DuckDuckGo Privacy Essentials

Simple and seamless privacy protection for your browser: tracker blocking, cookie protection, DuckDuckGo private search, email protection, HTTPS upgrading, and much more.

Easy Youtube Video Downloader Express

A simple extension for superfast and easy YouTube downloads in FLV, 3GP, MP3, MP4, 720p, and 1080p formats.

Clear Cache

Clear browser cache with a single click or via the F9 key. F9 Fever! ;)

Disconnect

Make the web faster, more private, and more secure.

Stylebot

Change the appearance of the web instantly

Forecastfox (fix version)

Get international weather updates (via AccuWeather.com) displayed right in Firefox with this highly customizable extension.

Clippings

Save frequently-entered text for pasting later.