Language: Ślōnsko (Silesian)
Firefox Language Pack for Ślōnsko (szl) – Silesian
128,555 users
Language: Scots
Firefox Language Pack for Scots (sco)
127,959 users
English (US) Dictionary
English (US) dictionary based on the official Mozilla dictionary.
127,953 users
Logitech Smooth Scrolling
Logitech® Smooth Scrolling extension delivers smooth-as-smartphone scrolling in Firefox and works with most Logitech mice and touchpads — new and old. Requires Logitech SetPoint 6.60 and above and Windows 7 and above. Gaming mice not supported.
125,113 users
Wappalyzer
Identify technologies on websites
124,733 users
Language: Català (Valencià)
Firefox Language Pack for Català (Valencià) (ca-valencia) – Catalan, Valencian
124,384 users
VPN VeePN - Free VPN for Firefox
Enjoy fast and secure free Firefox VPN Proxy extension. Unblock websites, protect your data, and browse freely – all at the highest connection speeds!
121,151 users
DeepL Translate: Reading & writing translator
Translate while you read and write with DeepL Translate, the world’s most accurate translator.
119,517 users
Firefox Color
Build, save and share beautiful Firefox themes.
119,440 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...
117,078 users
Qwant VIPrivacy
Qwant VIPrivacy sets Qwant.com as your default search engine, blocks trackers for you to protect your personal data while you browse.
117,035 users
116,007 users
Urban Free VPN proxy Unblocker - Best VPN
Stay anonymous & secure with VPN - surf through 80 locations with Urban VPN for Firefox
114,692 users
Spanish (Spain) Dictionary
Spanish/Spain Dictionary
111,992 users
Google Scholar Button
Lookup scholarly articles as you browse the web.
111,988 users
Stylus
Redesign your favorite websites with Stylus, an actively developed and community driven userstyles manager. Easily install custom themes from popular online repositories, or create, edit, and manage your own personalized CSS stylesheets.
111,622 users
Avira Browser Safety
Avira Browser Safety helps identify internet addresses that are harmful to your system when you are browsing the web and protects your privacy by preventing invisible trackers.
110,659 users
Mendeley Web Importer
Fast, convenient import of references and PDFs to your Mendeley Reference Manager library
110,252 users
108,190 users
Awesome Screenshot & Screen Recorder
Full page screen capture and screen recorder 2 in 1. Share screencast video instantly.
100,641 users
SetupVPN Lifetime Free VPN
Unblock any blocked website in your country, school or company. SetupVPN changes your IP address and location with just single click! It's free and easy to use. Setup your VPN now.
99,836 users
99,333 users
KeePassXC-Browser
Official browser plugin for the KeePassXC password manager (https://keepassxc.org).
98,569 users
Citavi Picker
The Citavi Picker is an extension for Citavi software users (www.citavi.com). The Citavi Picker lets you easily import online information.
98,053 users
Video Speed Controller
Speed up, slow down, advance and rewind any HTML5 video with quick shortcuts.
97,786 users