Firefox Extensions

Discover Firefox Extensions by functionality or find alternative for your favorite Firefox Extensions

Best Firefox Extensions

Adblock Plus

Open Source

Adblock Plus is browser extension which will block Ads and popups while browsing the internet.
LastPass

Freemium

LastPass is a password management application which acts as a safe for saving username and passwords.
DuckDuckGo is a privacy focused search engine.
DownThemAll

Open Source

DownThemAll is a browser extension fro downloading files on a page.
XMarks

Freemium

XMarks is a cloud based bookmark management platform.
MEGA

Freemium

MEGA is the cloud-based file hosting solution.
Greasemonkey

Open Source

Greasemonkey is a Mozilla Firefox extension that allows users to install scripts that make on-the-fly changes to web page content.
Imgur

Freemium

Imgur is an online image sharing community and image host.
Pencil Project

Open Source

Pencil Project is an open-source GUI prototyping tool.
Joplin

Open Source

Joplin is an open-source free note taking and to-do application.
ActivityWatch

Open Source

ActivityWatch is a free opensource app that automatically tracks how you spend time on your devices such as phones and laptops.
Todoist

Freemium

Todoist: To-Do list and Task Manager.
Feedly

Freemium

A content management platform for managing and sharing online articles and content.
Inoreader

Freemium

Inoreader is a content reader for reading online articles and content.
uBlock Origin

Open Source

uBlock Origin is a browser extension to blog annoying ads in websites.
Pocket

Freemium

Pocket is a cloud based article snippet and bookmarking platform.
Firebug

Open Source

Firebug is a browser extension to debug web applications.
1Password

Commercial

1Password is a password manager platform.
Papaly is a simple social bookmarking tool to manage links.
StumbleUpon is a discovery engine that finds and recommends web content to its users.
Ghostery Privacy Browser increases your browsing privacy, protection, and speed.
NoScript

Open Source

NoScript for Firefox pre-emptively blocks malicious scripts.
Diigo

Freemium

Diigo is a powerful research tool and a knowledge-sharing community.
ZenMate

Commercial

ZenMate VPN for Chrome gives Internet security, privacy and access to worldwide content.

Recently Added Firefox Extensions

Jellyfin

Open Source

Jellyfin is an Open Source media solution to stream to any device from your own server.
Silverlight is a powerful development tool for creating engaging, interactive user experiences for Web and mobile applications.
Mozilla Add-ons

Open Source

Mozilla Add-ons is an addon store for the Firefox web browser.
ActivityWatch

Open Source

ActivityWatch is a free opensource app that automatically tracks how you spend time on your devices such as phones and laptops.
ZenMate

Commercial

ZenMate VPN for Chrome gives Internet security, privacy and access to worldwide content.
Karma Blocker

Open Source

Karma Blocker is a browser extension to reduce distractions while browsing.
Eversync is an online bookmark sync tool.
Grabilla

Free Personal

Grabilla is a software that takes a screenshot of the user's computer screen and uploads it to the Web, FTP, computer or copy to clipboard.
Bubblehunt is search platform, where you can create own search system.
FLVto

Free

FLVto is a youtube to mp3 converter website.
StratusBase

Free Personal

StratusBase is a cloud database builder.
Keeper

Commercial

Keeper is a password manager and digital vault for businesses and individuals.
OneTab is a google chrome extension to save memory usage while browsing the internet.
FileCloud

Commercial

FileCloud is a file sharing, backup, and remote management solution.
Wayback Machine is an initiative to keep an open history of webpages.
Joplin

Open Source

Joplin is an open-source free note taking and to-do application.
Download Status Bar manages every aspect of your download.
NetVideoHunter

Open Source

NetVideoHunter is a music and video downloader.
Element Hiding Helper for Adblock Plus a helper extension for Adblock plus extension.
Video2mp3

Freemium

Video2mp3 is a youtube to mp3 converter.
amber.dog is a video streaming service.
cliget

Open Source

cliget is a Firefox addon that generates curl/wget commands that emulate the request as though it's coming from your browser allowing you to download protecte…
Random Agent Spoofer is a privacy enhancing firefox addon which aims to hinder browser fingerprinting.
FireSSH

Open Source

FireSSH is a free, cross-platform SSH terminal client for Waterfox.