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.
211,245 users
Language: Dansk (Danish)
Firefox Language Pack for Dansk (da) – Danish
201,616 users
Language: Norsk Bokmål (Norwegian Bokmål)
Firefox Language Pack for Norsk Bokmål (nb-NO) – Norwegian Bokmål
201,481 users
Language: Indonesia (Indonesian)
Firefox Language Pack for Indonesia (id) – Indonesian
200,363 users
Language: 한국어 (Korean)
Firefox Language Pack for 한국어 (ko) – Korean
197,257 users
Greasemonkey
Customize the way a web page displays or behaves, by using small bits of JavaScript.
195,320 users
Browsing Protection by F-Secure
Extension for protecting encrypted browsing with security products by F-Secure.
192,594 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.
189,716 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
189,087 users
Language: Български (Bulgarian)
Firefox Language Pack for Български (bg) – Bulgarian
186,174 users
Language: Türkçe (Turkish)
Firefox Language Pack for Türkçe (tr) – Turkish
185,927 users
German Dictionary (Switzerland)
Dictionary with Swiss variants of German words for spellchecking in Firefox.
183,216 users
German Dictionary, extended for Austria
German dictionary ("new" orthography) for spellchecking in Firefox, extended with Austrian words
182,495 users
Language: Slovenčina (Slovak)
Firefox Language Pack for Slovenčina (sk) – Slovak
180,084 users
Pinterest Save Button
Save your favorite ideas online so you can easily get back to them later.
173,511 users
Language: ไทย (Thai)
Firefox Language Pack for ไทย (th) – Thai
170,258 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
166,991 users
Language: עברית (Hebrew)
Firefox Language Pack for עברית (he) – Hebrew
165,626 users
Language: Cрпски (Serbian)
Firefox Language Pack for Cрпски (sr) – Serbian
165,566 users
Hoxx VPN Proxy
Hoxx VPN Proxy service to unblock blocked websites, hide your location and encrypt your connection. Completely free.
165,134 users
Language: Lietuvių (Lithuanian)
Firefox Language Pack for Lietuvių (lt) – Lithuanian
164,074 users
Language: Slovenščina (Slovenian)
Firefox Language Pack for Slovenščina (sl) – Slovenian
163,999 users
Belgium eID
Use the Belgian electronic identity card (eID) in Firefox
161,469 users
Language: فارسی (Persian)
Firefox Language Pack for فارسی (fa) – Persian
161,335 users
160,819 users