Language: Gaeilge (Irish)
Firefox Language Pack for Gaeilge (ga-IE) – Irish
140,755 users
Language: Aragonés (Aragonese)
Firefox Language Pack for Aragonés (an) – Aragonese
140,724 users
Language: Gàidhlig (Scottish Gaelic)
Firefox Language Pack for Gàidhlig (gd) – Scottish Gaelic
140,698 users
Language: Interlingua
Firefox Language Pack for Interlingua (ia)
140,611 users
Language: Occitan
Firefox Language Pack for Occitan (oc)
140,589 users
Language: IsiXhosa (Xhosa)
Firefox Language Pack for IsiXhosa (xh) – Xhosa
140,558 users
Language: Hornjoserbšćina (Upper Sorbian)
Firefox Language Pack for Hornjoserbšćina (hsb) – Upper Sorbian
140,493 users
Language: Acholi (Acoli)
Firefox Language Pack for Acholi (ach) – Acoli
140,492 users
Language: Guarani
Firefox Language Pack for Guarani (gn)
140,458 users
Language: Taqbaylit (Kabyle)
Firefox Language Pack for Taqbaylit (kab) – Kabyle
140,409 users
Language: Kaqchikel
Firefox Language Pack for Kaqchikel (cak)
140,387 users
Language: Rumantsch (Romansh)
Firefox Language Pack for Rumantsch (rm) – Romansh
140,293 users
Language: Ligure (Ligurian)
Firefox Language Pack for Ligure (lij) – Ligurian
140,176 users
Language: Pulaar (Fulah)
Firefox Language Pack for Pulaar (ff) – Fulah
140,127 users
Language: Dolnoserbšćina (Lower Sorbian)
Firefox Language Pack for Dolnoserbšćina (dsb) – Lower Sorbian
140,106 users
Language: Soŋay (Songhai)
Firefox Language Pack for Soŋay (son) – Songhai
140,093 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.
139,926 users
139,365 users
Tab Session Manager
Save and restore the state of windows and tabs. It also supports automatic saving and cloud sync.
138,453 users
EPUBReader
Read ePub files right in Firefox. No additional software needed!
135,371 users
Language: Tagalog (Filipino)
Firefox Language Pack for Tagalog (tl) – Filipino
133,892 users
Language: Triqui
Firefox Language Pack for Triqui (trs)
133,442 users
Language: Ślōnsko (Silesian)
Firefox Language Pack for Ślōnsko (szl) – Silesian
133,033 users
132,560 users
Language: Scots
Firefox Language Pack for Scots (sco)
132,470 users