Add-ons
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Choose from thousands of extra features and styles to make Firefox your own.
CloseDictionaries & Language Packs
Installing a dictionary add-on will add a new language option to your Firefox spell-checker, which checks your spelling when you fill out Web forms. Language pack add-ons change the language of the entire application.
Available in your locale
| Language | Dictionary | Language Pack | |
|---|---|---|---|
| Norwegian (Nynorsk) | Norsk nynorsk | Install Dictionary (891.2 KiB) |
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All locales
| Language | Dictionary | Language Pack | |
|---|---|---|---|
| Afrikaans | Afrikaans | Install Dictionary (917.2 KiB) |
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| Albanian | Shqip | Install Dictionary (649.4 KiB) |
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| Amharic | አማርኛ | Install Dictionary (673.0 KiB) |
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| Arabic | عربي | Install Dictionary (802.5 KiB) |
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| Aragonese | aragonés | Install Dictionary (86.2 KiB) |
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| Armenian | Հայերեն | Install Dictionary (196.4 KiB) |
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| Assamese | অসমীয়া | Install Dictionary (319.5 KiB) |
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| Asturian | Asturianu | Install Dictionary (253.2 KiB) |
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| Azerbaijani | Azərbaycanca (az-ir) | Install Dictionary (53.7 KiB) |
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| Bambara | Bamanankan (bm-ml) | Install Dictionary (79.6 KiB) |
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| Basque | Euskara | Install Dictionary (826.4 KiB) |
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| Belarusian | Беларуская | Install Dictionary (3.7 MiB)
Install Dictionary
(3.8 MiB)
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| Bengali (Bangladesh) | বাংলা (বাংলাদেশ) | Install Dictionary (1.8 MiB) Install Dictionary (447.2 KiB) |
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| Breton | Brezhoneg | Install Dictionary (1.2 MiB) |
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| Bulgarian | Български | Install Dictionary (1.1 MiB) |
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| CT Cornish Spell-Checker - SWF (kw-gb) | Install Dictionary (113.5 KiB) |
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| Catalan | Català | Install Dictionary (733.2 KiB) |
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| Catalan (Valencian) | Català (Valencià) |
Install Dictionary
(863.5 KiB)
Install Dictionary
(734.3 KiB)
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| Chichewa Spell Check (ny-mw) | Install Dictionary (18.0 KiB) |
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| Croatian | Hrvatski | Install Dictionary (222.5 KiB) |
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| Czech | Čeština |
Install Dictionary
(572.3 KiB)
Install Dictionary (935.6 KiB) Install Dictionary (1.5 MiB) |
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| Danish | Dansk | Install Dictionary (2.2 MiB) |
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| Diccionario Papiamento (pap-aw) | Install Dictionary (51.0 KiB) |
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| Dikshonario Papiamentu (pap-cw) | Install Dictionary (51.9 KiB) |
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| Dutch | Nederlands | Install Dictionary (750.7 KiB) |
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| English (Australian) | English (Australian) | Install Dictionary (239.9 KiB) Install Dictionary (1.5 MiB) |
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| English (British) | English (British) | Install Dictionary (432.9 KiB) Install Dictionary (375.7 KiB) |
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| English (Canadian) | English (Canadian) | Install Dictionary (180.4 KiB) |
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| English (New Zealand) | English (New Zealand) | Install Dictionary (258.0 KiB) |
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| English (US) | English (US) | Install Dictionary (1.6 MiB) Install Dictionary (206.6 KiB) Install Dictionary (189.3 KiB) |
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| Esperanto | Esperanto | Install Dictionary (96.8 KiB) |
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| Estonian | Eesti keel | Install Dictionary (842.4 KiB) |
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| Eʋegbe Spelling Dictionary (eegbe) | Install Dictionary (4.7 KiB) |
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| Faroese Spell Checker (Faroe Islands) (fo-fo) | Install Dictionary (563.1 KiB) |
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| French | Français (fr-os) | Install Dictionary (416.5 KiB) |
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| French | Français | Install Dictionary (324.2 KiB) |
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| Frisian | Frysk | Install Dictionary (1.6 MiB) |
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| Friulian | Furlan | Install Dictionary (115.9 KiB) |
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| Gaelic (Scotland) | Gàidhlig | Install Dictionary (1002.7 KiB) |
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| Galician | Galego | Install Dictionary (365.6 KiB) |
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| Georgian | ქართული | Install Dictionary (344.6 KiB) |
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| German | Deutsch |
Install Dictionary
(1.2 MiB)
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| German (Austria) | Deutsch (Österreich) | Install Dictionary (333.7 KiB) Install Dictionary (1.2 MiB) |
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| German (Germany) | Deutsch (Deutschland) |
Install Dictionary
(332.5 KiB)
Install Dictionary
(1.2 MiB)
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| German (Switzerland) | Deutsch (Schweiz) | Install Dictionary (332.8 KiB) Install Dictionary (1.2 MiB) |
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| Greek | Ελληνικά | Install Dictionary (1.5 MiB) |
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| Greek | Ελληνικά (el-en) | Install Dictionary (3.0 MiB) |
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| Gujarati (India) | ગુજરાતી (ભારત) | Install Dictionary (627.3 KiB) |
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| Haitian Creole spell checker (ht) | Install Dictionary (56.7 KiB) |
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| Hausa | Hausa (ha-gh) | Install Dictionary (134.1 KiB) |
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| Hawaiian spell checker (haw) | Install Dictionary (24.5 KiB) |
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| Hebrew | עברית | Install Dictionary (1.1 MiB) |
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| Hiligaynon spell checker (hil) | Install Dictionary (72.2 KiB) |
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| Hindi (India) | हिन्दी (भारत) | Install Dictionary (415.2 KiB) |
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| Hungarian | magyar | Install Dictionary (714.9 KiB) |
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| Icelandic | íslenska | Install Dictionary (653.1 KiB) |
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| Indonesian | Bahasa Indonesia | Install Dictionary (136.5 KiB) |
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| Interlingua | Interlingua (ia-ia) | Install Dictionary (206.6 KiB) |
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| Interlingue Spell Checker (ie) | Install Dictionary (87.5 KiB) |
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| Irish | Gaeilge | Install Dictionary (372.0 KiB) |
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| Italian | Italiano | Install Dictionary (365.0 KiB) |
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| Kannada | ಕನ್ನಡ | Install Dictionary (22.2 KiB) |
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| Kashubian | Kaszëbsczi | Install Dictionary (1.7 MiB) |
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| Korean | 한국어 | Install Dictionary (898.4 KiB) |
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| Kurdish | Kurdî | Install Dictionary (42.7 KiB) |
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| Lao | ພາສາລາວ | Install Dictionary (43.6 KiB) |
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| Latin | Latina | Install Dictionary (298.0 KiB) Install Dictionary (492.4 KiB) |
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| Latvian | Latviešu | Install Dictionary (346.9 KiB) |
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| Lingala | Lingála | Install Dictionary (25.2 KiB) |
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| Lithuanian | Lietuvių | Install Dictionary (313.7 KiB) |
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| Lojban spell check dictionary (jbo) | Install Dictionary (105.8 KiB) |
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| Lower Sorbian | Dolnoserbšćina | Install Dictionary (298.5 KiB) |
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| Lower Sorbian | Dolnoserbšćina (dsb-de) | Install Dictionary (1.6 MiB) |
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| Macedonian | Македонски | Install Dictionary (1.3 MiB) |
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| Malagasy | Malagasy (mg-mg) | Install Dictionary (60.0 KiB) |
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| Malay | Melayu | Install Dictionary (87.8 KiB) |
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| Maori (Aotearoa) | Māori (Aotearoa) | Install Dictionary (101.9 KiB) |
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| Marathi | मराठी | Install Dictionary (716.4 KiB) |
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| Mongolian | Монгол | Install Dictionary (1.7 MiB) |
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| Ndebele, South | isiNdebele | Install Dictionary (83.8 KiB) |
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| Nepali | नेपाली | Install Dictionary (169.9 KiB) |
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| Northern Sotho | Sepedi | Install Dictionary (218.0 KiB) |
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| Norwegian (Bokmål) | Norsk bokmål | Install Dictionary (1.3 MiB) |
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| Norwegian (Nynorsk) | Norsk nynorsk | Install Dictionary (891.2 KiB) |
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| Occitan (Lengadocian) | occitan (lengadocian) (oc-es) | Install Dictionary (1.3 MiB) |
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| Occitan (Lengadocian) | occitan (lengadocian) | Install Dictionary (184.9 KiB) |
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| Odia | ଓଡ଼ିଆ (or-in) | Install Dictionary (1.4 MiB) |
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| Odia | ଓଡ଼ିଆ | Install Dictionary (12.0 KiB) |
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| Persian | فارسی (fa-ir) | Install Dictionary (358.0 KiB) |
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| Polish | Polski | Install Dictionary (1.1 MiB) |
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| Portuguese (Brazilian) | Português (do Brasil) | Install Dictionary (173.8 KiB)
Install Dictionary
(173.3 KiB)
Install Dictionary
(1.3 MiB)
|
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| Portuguese (Portugal) | Português (Europeu) | Install Dictionary (271.6 KiB) Install Dictionary (273.3 KiB) |
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| Punjabi (India) | ਪੰਜਾਬੀ (ਭਾਰਤ) | Install Dictionary (10.6 KiB) |
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| Romanian | Română |
Install Dictionary
(1.1 MiB)
|
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| Romansh | rumantsch (rm-vallader) | Install Dictionary (478.3 KiB) |
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| Romansh | rumantsch (rm-sutsilv) | Install Dictionary (329.1 KiB) |
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| Romansh | rumantsch (rm-puter) | Install Dictionary (482.5 KiB) |
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| Romansh | rumantsch (rm-surmiran) | Install Dictionary (379.6 KiB) |
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| Russian | Русский |
Install Dictionary
(506.5 KiB)
Install Dictionary
(757.2 KiB)
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| Sanskrit | संस्कृत | Install Dictionary (15.3 KiB) |
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| Sardinian | Sardu (sc-it) | Install Dictionary (211.2 KiB) |
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| Serbian | Српски | Install Dictionary (1.0 MiB) Install Dictionary (1.1 MiB) |
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| Siswati | siSwati | Install Dictionary (107.2 KiB) |
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| Slovak | slovenčina (sk-sk-ascii) | Install Dictionary (605.7 KiB) |
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| Slovak | slovenčina (sk-sk) | Install Dictionary (666.7 KiB) |
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| Slovenian | Slovenščina | Install Dictionary (1.1 MiB) |
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| Songhai | Soŋay | Install Dictionary (41.6 KiB) |
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| Southern Sotho | Sesotho | Install Dictionary (49.7 KiB) |
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| Spanish | Español (es-ve) |
Install Dictionary
(340.4 KiB)
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| Spanish (Argentina) | Español (de Argentina) | Install Dictionary (230.0 KiB) |
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| Spanish (Chile) | Español (de Chile) | Install Dictionary (250.6 KiB) |
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| Spanish (Mexico) | Español (de México) | Install Dictionary (195.6 KiB) Install Dictionary (260.0 KiB) |
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| Spanish (Spain) | Español (de España) | Install Dictionary (230.5 KiB) |
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| Spellchecker Ladin (Gherdëina) (lld) | Install Dictionary (393.5 KiB) |
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| Spellchecker Ladin (Val Badia) (lld-valbadia) | Install Dictionary (383.4 KiB) |
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| Swahili | Kiswahili (sw-tz) | Install Dictionary (222.6 KiB) |
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| Swedish | Svenska | Install Dictionary (1.4 MiB) |
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| Tamil | தமிழ் | Install Dictionary (282.7 KiB) |
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| Tamil (India) | தமிழ் (இந்தியா) | Install Dictionary (352.1 KiB) |
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| Telugu | తెలుగు | Install Dictionary (536.6 KiB) |
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| Tsonga | Xitsonga | Install Dictionary (125.6 KiB) |
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| Tswana | Setswana | Install Dictionary (178.4 KiB) |
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| Turkish | Türkçe | Install Dictionary (4.3 MiB) |
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| Turkmen spell checker dictionary (tk) | Install Dictionary (697.4 KiB) |
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| Ukrainian | Українська | Install Dictionary (1.4 MiB) |
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| Upper Sorbian | Hornjoserbsce | Install Dictionary (167.1 KiB) |
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| Urdu | اُردو | Install Dictionary (321.4 KiB) |
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| Uzbek | Oʻzbek tili | Install Dictionary (238.1 KiB) |
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| Venda | Tshivenḓa | Install Dictionary (72.6 KiB) |
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| Venetan (vec) | Install Dictionary (332.9 KiB) |
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| Vietnamese | Tiếng Việt | Install Dictionary (46.8 KiB) |
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| Welsh | Cymraeg | Install Dictionary (674.9 KiB) |
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| Xhosa | isiXhosa | Install Dictionary (192.5 KiB) |
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| Yiddish spell checker (YIVO) (yi) | Install Dictionary (300.8 KiB) |
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| Zulu | isiZulu | Install Dictionary (383.3 KiB) |
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To create your own collections, you must have a Mozilla Add-ons account.
