Language: العربية (Arabic)
Firefox Language Pack for العربية (ar) – Arabic
294,345 users
Language: 日本語 (Japanese)
Firefox Language Pack for 日本語 (ja) – Japanese
293,784 users
Language: Português (PT) (Portuguese)
Firefox Language Pack for Português (PT) (pt-PT) – Portuguese
289,762 users
Norton Password Manager
Norton Password Manager. Free password security you can trust.
286,331 users
Reddit Enhancement Suite
Reddit Enhancement Suite (RES) is a suite of tools to enhance your Reddit browsing experience.
275,032 users
Language: Українська (Ukrainian)
Firefox Language Pack for Українська (uk) – Ukrainian
274,154 users
273,260 users
Russian spellchecking dictionary
Russian spellchecking dictionary
259,933 users
Zoom Extension
Recommended, support FireFox 45+. The Zoom Firefox Extension allows participants to schedule Zoom cloud meetings directly from Google Calendar. you can start an instant meeting or schedule a future meeting via a button.
254,302 users
Language: Čeština (Czech)
Firefox Language Pack for Čeština (cs) – Czech
247,811 users
German Dictionary
German Dictionary (new Orthography) for spellchecking in Firefox
245,924 users
Coupert - Automatic Coupon Finder & Cashback
Coupert automatically finds coupons, applies best coupon code at checkout & gives you cashback.
243,411 users
Language: 正體中文 (Traditional Chinese)
Firefox Language Pack for 正體中文 (zh-TW) – Traditional Chinese
242,154 users
Language: Svenska (Swedish)
Firefox Language Pack for Svenska (sv-SE) – Swedish
235,015 users
233,109 users
Google Translator for Firefox
With this addon you can translate any text to your own language with one click or hot-key. You can either translate the selected text, this way the translated text will overwrite the original selected text, or you can translate the full page too.
229,886 users
228,880 users
Language: Magyar (Hungarian)
Firefox Language Pack for Magyar (hu) – Hungarian
225,333 users
Language: Ελληνικά (Greek)
Firefox Language Pack for Ελληνικά (el) – Greek
223,042 users
Language: Suomi (Finnish)
Firefox Language Pack for Suomi (fi) – Finnish
222,489 users
218,776 users
Startpage
This extension protects users from being tracked while allowing them to search the web in complete private mode.
217,452 users
British English Dictionary (Marco Pinto)
A fork of Mark Tyndall's add-on, based on David Bartlett's British Dictionary R1.19 for Firefox, Thunderbird and SeaMonkey. V3.3.1 has 140 000+ new words and also fixes.
211,999 users
Keepa.com - Amazon Price Tracker
→ Price History charts → Price Drop & Availability Alerts → Over 1 billion tracked products → Supports Amazon .com | .co.uk | .de | .co.jp | .fr | .ca | .it | .es | .in | .mx
210,823 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.
209,191 users