French spelling dictionary
Spelling dictionary for the French language.
308,852 users
Language: Nederlands (Dutch)
Firefox Language Pack for Nederlands (nl) – Dutch
308,067 users
Language: 日本語 (Japanese)
Firefox Language Pack for 日本語 (ja) – Japanese
302,280 users
Language: Português (PT) (Portuguese)
Firefox Language Pack for Português (PT) (pt-PT) – Portuguese
300,759 users
Norton Password Manager
Norton Password Manager. Free password security you can trust.
299,414 users
295,827 users
Language: Українська (Ukrainian)
Firefox Language Pack for Українська (uk) – Ukrainian
285,870 users
Russian spellchecking dictionary
Russian spellchecking dictionary
282,804 users
Reddit Enhancement Suite
Reddit Enhancement Suite (RES) is a suite of tools to enhance your Reddit browsing experience.
276,153 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.
260,560 users
Language: Čeština (Czech)
Firefox Language Pack for Čeština (cs) – Czech
257,576 users
German Dictionary
German Dictionary (new Orthography) for spellchecking in Firefox
256,070 users
Coupert - Automatic Coupon Finder & Cashback
Coupert automatically finds coupons, applies best coupon code at checkout & gives you cashback.
255,868 users
Language: 正體中文 (Traditional Chinese)
Firefox Language Pack for 正體中文 (zh-TW) – Traditional Chinese
253,329 users
252,915 users
249,274 users
Language: Svenska (Swedish)
Firefox Language Pack for Svenska (sv-SE) – Swedish
243,573 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.
238,811 users
237,408 users
Language: Magyar (Hungarian)
Firefox Language Pack for Magyar (hu) – Hungarian
234,092 users
Language: Suomi (Finnish)
Firefox Language Pack for Suomi (fi) – Finnish
230,748 users
Language: Ελληνικά (Greek)
Firefox Language Pack for Ελληνικά (el) – Greek
230,584 users
Startpage
This extension protects users from being tracked while allowing them to search the web in complete private mode.
224,654 users
Language: Català (Catalan)
Firefox Language Pack for Català (ca) – Catalan
222,522 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. V3.3.0 has 140 000+ new words and also fixes.
219,334 users