Language: Norsk Bokmål (Norwegian Bokmål)
Firefox Language Pack for Norsk Bokmål (nb-NO) – Norwegian Bokmål
208,602 users
Language: Català (Catalan)
Firefox Language Pack for Català (ca) – Catalan
208,545 users
Language: Dansk (Danish)
Firefox Language Pack for Dansk (da) – Danish
207,390 users
Language: 한국어 (Korean)
Firefox Language Pack for 한국어 (ko) – Korean
203,094 users
Browsing Protection by F-Secure
Extension for protecting encrypted browsing with security products by F-Secure.
196,653 users
Greasemonkey
Customize the way a web page displays or behaves, by using small bits of JavaScript.
195,951 users
Language: Български (Bulgarian)
Firefox Language Pack for Български (bg) – Bulgarian
191,528 users
German Dictionary (Switzerland)
Dictionary with Swiss variants of German words for spellchecking in Firefox.
189,240 users
German Dictionary, extended for Austria
German dictionary ("new" orthography) for spellchecking in Firefox, extended with Austrian words
188,894 users
Video Downloader professional
- download and save videos embedded into a website to your hard disk - add youtube, vimeo and other videos easily to your video list - supports up to 4k videos
187,489 users
Language: Slovenčina (Slovak)
Firefox Language Pack for Slovenčina (sk) – Slovak
185,504 users
React Developer Tools
React Developer Tools is a tool that allows you to inspect a React tree, including the component hierarchy, props, state, and more. To get started, just open the Firefox devtools and switch to the "⚛️ Components" or "⚛️ Profiler" tab.
185,428 users
Language: Türkçe (Turkish)
Firefox Language Pack for Türkçe (tr) – Turkish
185,271 users
Avast Online Security & Privacy
Secure your Mozilla Firefox browser against real-time online threats, trackers, and scams. We’ll check every site you visit, from Facebook to your bank, so nothing puts you or your data at risk. Join a growing community of 400 million Avast users.
183,594 users
Pinterest Save Button
Save your favorite ideas online so you can easily get back to them later.
176,900 users
Language: Indonesia (Indonesian)
Firefox Language Pack for Indonesia (id) – Indonesian
176,134 users
Language: ไทย (Thai)
Firefox Language Pack for ไทย (th) – Thai
173,122 users
Language: עברית (Hebrew)
Firefox Language Pack for עברית (he) – Hebrew
171,112 users
Language: Cрпски (Serbian)
Firefox Language Pack for Cрпски (sr) – Serbian
171,094 users
Language: Lietuvių (Lithuanian)
Firefox Language Pack for Lietuvių (lt) – Lithuanian
170,046 users
169,793 users
Language: Slovenščina (Slovenian)
Firefox Language Pack for Slovenščina (sl) – Slovenian
169,402 users
Language: Eesti (Estonian)
Firefox Language Pack for Eesti (et) – Estonian
165,905 users
Hoxx VPN Proxy
Hoxx VPN Proxy service to unblock blocked websites, hide your location and encrypt your connection. Completely free.
165,115 users
Language: فارسی (Persian)
Firefox Language Pack for فارسی (fa) – Persian
164,696 users