Language: Gaeilge (Irish)
Firefox Language Pack for Gaeilge (ga-IE) – Irish
140,648 users
Language: Aragonés (Aragonese)
Firefox Language Pack for Aragonés (an) – Aragonese
140,604 users
Language: Gàidhlig (Scottish Gaelic)
Firefox Language Pack for Gàidhlig (gd) – Scottish Gaelic
140,569 users
Language: Interlingua
Firefox Language Pack for Interlingua (ia)
140,484 users
Language: Occitan
Firefox Language Pack for Occitan (oc)
140,445 users
Language: IsiXhosa (Xhosa)
Firefox Language Pack for IsiXhosa (xh) – Xhosa
140,441 users
Language: Acholi (Acoli)
Firefox Language Pack for Acholi (ach) – Acoli
140,382 users
Language: Hornjoserbšćina (Upper Sorbian)
Firefox Language Pack for Hornjoserbšćina (hsb) – Upper Sorbian
140,375 users
Language: Guarani
Firefox Language Pack for Guarani (gn)
140,334 users
Language: Taqbaylit (Kabyle)
Firefox Language Pack for Taqbaylit (kab) – Kabyle
140,289 users
Language: Kaqchikel
Firefox Language Pack for Kaqchikel (cak)
140,267 users
Language: Rumantsch (Romansh)
Firefox Language Pack for Rumantsch (rm) – Romansh
140,185 users
Language: Ligure (Ligurian)
Firefox Language Pack for Ligure (lij) – Ligurian
140,063 users
Language: Pulaar (Fulah)
Firefox Language Pack for Pulaar (ff) – Fulah
140,010 users
Language: Dolnoserbšćina (Lower Sorbian)
Firefox Language Pack for Dolnoserbšćina (dsb) – Lower Sorbian
140,001 users
Language: Soŋay (Songhai)
Firefox Language Pack for Soŋay (son) – Songhai
139,977 users
YouTube Video and Audio Downloader (WebEx)
Download YouTube videos in all available formats and extract the original audio files
139,599 users
ImTranslator: Translator, Dictionary, TTS
COMPLETELY REDESIGNED TRANSLATOR FOR FIREFOX ImTranslator translates text, words, webpages between more than 100 languages. NEW: Inline Translator, Dictionary, access to Google Translate, Microsoft Translator. Unique on the fly localization.
138,763 users
ESET Browser Privacy & Security
Enjoy extended browser protection with ESET Browser Privacy & Security—includes the unique Metadata Cleanup, Secure Search and more.
138,693 users
136,732 users
Language: Tagalog (Filipino)
Firefox Language Pack for Tagalog (tl) – Filipino
133,833 users
Language: Triqui
Firefox Language Pack for Triqui (trs)
133,397 users
Language: Ślōnsko (Silesian)
Firefox Language Pack for Ślōnsko (szl) – Silesian
132,991 users
Language: Scots
Firefox Language Pack for Scots (sco)
132,413 users
131,918 users