Firefox Extension Firefox Extensions
Discover best Firefox Extension Firefox softwares, apps and websites.
Best Firefox Extension Firefox Extensions
Adblock Plus
Open Source
Adblock Plus is browser extension which will block Ads and popups while browsing the internet.
DuckDuckGo
Free
DuckDuckGo is a privacy focused search engine.
XMarks
Freemium
XMarks is a cloud based bookmark management platform.
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.
Video DownloadHelper
Freemium
Video DownloadHelper is an extension for the Firefox web browser to download videos.
bit.ly
Freemium
Bitly is a link management platform.
Firefox PDF Viewer (PDF.js)
Open Source
PDF.js. A general-purpose, web standards-based platform for parsing and rendering PDFs.
Disconnect
Open Source
Disconnect lets you visualize and block the invisible sites that track your search and browsing history.
µMatrix
Open Source
uMatrix is a point-and-click matrix-based firewall, with many privacy-enhancing tools.
Flashblock
Free
Flashblock is a content-filtering Firefox extension for Mozilla Firefox and SeaMonkey.
anonymoX
Freemium
AnonymoX is an initiative for anonymization in the internet. The aim is to restore the users right of anonymity in the web.
SemanticScuttle
Open Source
SemanticScuttle is a social bookmarking tool experimenting with features like structured tags and collaborative tag descriptions.
Awesome Screenshot
Freemium
Awesome Screenshot is the highest-rated screen capture & image annotation tool on Chrome with over 2 million users.
Disconnect Search
Open Source
Disconnect lets you search privately. Prevent search engines from tracking your searches.
Keefox
Open Source
KeeFox adds free, secure and easy to use password management features to Firefox.
Youtube Video and Audio Downloader
Open Source
Youtube Video and Audio Downloader is an open-source project, downloading Youtube videos.
Camelcamelcamel
Free
Camelcamelcamel is a website that tracks prices of products sold on Amazon.com.
UnMHT
Open Source
UnMHT adds MHT file reading/writing support to Firefox and SeaMonkey.
ProxMate
Commercial
ProxMate is an extensive browser extension for proxy management.
PassIFox & ChromeIPass
Open Source
chromeIPass. is an extension for the browser Google Chrome to send and receive credentials from KeePass(XC).
FireGestures
Open Source
FireGestures is a Firefox extension which enables you to execute various commands with six types of gestures.
Ant Video Downloader
Free
Ant Video Downloader is an easy video downloader from multiple sites including Youtube.
Mailvelope
Open Source
Mailvelope is a free software for end-to-end encryption of email traffic inside of a web browser (Firefox or Chromium) that integrates itself into existing we…
Easy Youtube Video Downloader is a cross-browser, cross-platform and free web-browser add-on to perform conversion on external servers.
Feedly
Freemium
A content management platform for managing and sharing online articles and content.
DownThemAll
Open Source
DownThemAll is a browser extension fro downloading files on a page.
Firebug
Open Source
Firebug is a browser extension to debug web applications.
Pencil Project
Open Source
Pencil Project is an open-source GUI prototyping tool.
uBlock
Open Source
uBlock Origin is a free and open source, cross-platform browser extension for content-filtering, including ad-blocking.
Buffer
Freemium
Buffer is a software application for the web and mobile, designed to manage accounts in social networks, by providing the means for a user to schedule posts.
Flamory
Free Personal
Flamory saves a copy of every web page or file that you see on your screen.
Kifi
Free
Kifi creates a full-text index of every web page shared, making them easier to find in Slack, Google search.
Adblock Edge
Open Source
Edge AdBlock allows you to block ads in the Microsoft Edge browser (Project Spartan).
FlashGot
Open Source
FlashGot is a free and open source add-on for Mozilla Firefox meant to handle single and massive downloads with several external download managers.
AddThis
Freemium
AddThis is a social bookmarking service that can be integrated into a website with the use of a web widget.
Bluhell Firewall
Open Source
Bluhell Firewall is a lightweight Ad-Blocker and Tracking/Privacy tool.
FireShot
Freemium
FireShot makes full web page screenshots.
Free YouTube Download
Freemium
Free YouTube Downloader is a small but effective application that quickly downloads videos without any hiccups.
Harakirimail
Free
Harakirimail is a free disposable email service.
Update Scanner
Open Source
Update Scanner is a Firefox addon to monitor web pages for updates. Useful for websites that don't provide Atom or RSS feeds.
FVD Speed Dial
Free
FVD Speed Dial is a Speed dial extension including Tab Page Replacement with 3D Speed Dial and predefined images, sync and organizes your bookmarks, groups, a…
FEBE
Free
FEBE (Firefox Environment Backup Extension) allows you to quickly and easily backup your Firefox extensions.
LanguageTool
Open Source
LanguageTool is an Open Source proofreading software for English, French, German, Polish, Russian, and more than 20 other languages.
Ubiquity
Open Source
Ubiquity is an extension that allows for the use of dynamic commands in Firefox.
Capture the web page, either part of it or the whole browser window, edit your screenshots in a very user-friendly interface. Record screencasts - record vide…
elCurator
Freemium
elCurator let you bookmark, read and collaborate with ease.
Add to Search Bar
Open Source
Add to Search Bar lets you add the search functionality of any page to the search box with no effort.
Gmail Notifier (restartless)
Open Source
Gmail Notifier (restartless) is an open-source project that notifies you about incoming emails from all your Google Mail accounts and labels.