Language: Nederlands (Dutch)
Firefox Language Pack for Nederlands (nl) – Dutch
297,417 users
Language: 日本語 (Japanese)
Firefox Language Pack for 日本語 (ja) – Japanese
296,280 users
Language: Português (PT) (Portuguese)
Firefox Language Pack for Português (PT) (pt-PT) – Portuguese
292,707 users
Norton Password Manager
Norton Password Manager. Free password security you can trust.
286,962 users
275,968 users
Language: Українська (Ukrainian)
Firefox Language Pack for Українська (uk) – Ukrainian
275,925 users
Reddit Enhancement Suite
Reddit Enhancement Suite (RES) is a suite of tools to enhance your Reddit browsing experience.
275,510 users
Russian spellchecking dictionary
Russian spellchecking dictionary
262,766 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.
255,705 users
Language: Čeština (Czech)
Firefox Language Pack for Čeština (cs) – Czech
249,861 users
German Dictionary
German Dictionary (new Orthography) for spellchecking in Firefox
249,585 users
Language: 正體中文 (Traditional Chinese)
Firefox Language Pack for 正體中文 (zh-TW) – Traditional Chinese
245,157 users
Coupert - Automatic Coupon Finder & Cashback
Coupert automatically finds coupons, applies best coupon code at checkout & gives you cashback.
244,358 users
Language: Svenska (Swedish)
Firefox Language Pack for Svenska (sv-SE) – Swedish
236,837 users
235,352 users
231,072 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.
230,876 users
Language: Magyar (Hungarian)
Firefox Language Pack for Magyar (hu) – Hungarian
227,337 users
Language: Ελληνικά (Greek)
Firefox Language Pack for Ελληνικά (el) – Greek
224,803 users
Language: Suomi (Finnish)
Firefox Language Pack for Suomi (fi) – Finnish
224,220 users
221,599 users
Startpage
This extension protects users from being tracked while allowing them to search the web in complete private mode.
219,493 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.
213,484 users
Language: Català (Catalan)
Firefox Language Pack for Català (ca) – Catalan
213,300 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
212,063 users