Language: Norsk Bokmål (Norwegian Bokmål)
Firefox Language Pack for Norsk Bokmål (nb-NO) – Norwegian Bokmål
214,117 users
Firefox Relay
Firefox Relay lets you generate email aliases that forward to your real inbox. Use it to hide your real email address and protect yourself from hackers and unwanted mail.
213,720 users
Language: Dansk (Danish)
Firefox Language Pack for Dansk (da) – Danish
213,278 users
Language: 한국어 (Korean)
Firefox Language Pack for 한국어 (ko) – Korean
208,679 users
Browsing Protection by F-Secure
Extension for protecting encrypted browsing with security products by F-Secure.
203,010 users
Language: Indonesia (Indonesian)
Firefox Language Pack for Indonesia (id) – Indonesian
202,313 users
German Dictionary (Switzerland)
Dictionary with Swiss variants of German words for spellchecking in Firefox.
201,544 users
German Dictionary, extended for Austria
German dictionary ("new" orthography) for spellchecking in Firefox, extended with Austrian words
201,115 users
Greasemonkey
Customize the way a web page displays or behaves, by using small bits of JavaScript.
199,773 users
Language: Български (Bulgarian)
Firefox Language Pack for Български (bg) – Bulgarian
197,635 users
Language: Türkçe (Turkish)
Firefox Language Pack for Türkçe (tr) – Turkish
194,840 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.
193,600 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
192,263 users
Language: Slovenčina (Slovak)
Firefox Language Pack for Slovenčina (sk) – Slovak
191,473 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.
189,086 users
Pinterest Save Button
Save your favorite ideas online so you can easily get back to them later.
181,176 users
Language: ไทย (Thai)
Firefox Language Pack for ไทย (th) – Thai
178,599 users
Language: Cрпски (Serbian)
Firefox Language Pack for Cрпски (sr) – Serbian
175,912 users
Language: Lietuvių (Lithuanian)
Firefox Language Pack for Lietuvių (lt) – Lithuanian
174,828 users
Language: עברית (Hebrew)
Firefox Language Pack for עברית (he) – Hebrew
174,484 users
Language: Slovenščina (Slovenian)
Firefox Language Pack for Slovenščina (sl) – Slovenian
174,226 users
173,240 users
Hoxx VPN Proxy
Hoxx VPN Proxy service to unblock blocked websites, hide your location and encrypt your connection. Completely free.
172,063 users
Language: فارسی (Persian)
Firefox Language Pack for فارسی (fa) – Persian
171,188 users
FireShot: Full Web Page Screenshots (♥♥♥♥♥)
FireShot makes full page screen captures - http://bit.ly/RlBQMV Screenshots are quickly captured and: ― Saved as Image / PDF with links and text ― Sent to clipboard ― Printed Capture all open tabs or provide a list of the URLs for grabbing
171,077 users