Search

ImportExportTools Requires Restart

Adds some tools to import and export folders and messages

Rated 4 out of 5 stars (250)
9,376 users

Download Now

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.

V3.3.2 has 140 000+ new words and also fixes.

Rated 5 out of 5 stars (83)
176,948 users

Download Now

Auto Resize Image Requires Restart

Resizer for inline and attachment images (JPEG, PNG, BMP and GIF image formats).
All platforms are supported (Windows, Linux and Macintosh).

Rated 4 out of 5 stars (61)
319 users

Download Now

English United States Dictionary

English United States (en-US) Dictionary as shipped with Thunderbird 115 ESR and Firefox 115 ESR.

Rated 4 out of 5 stars (39)
72,032 users

Download Now

French spelling dictionary

Spelling dictionary for the French language.

Rated 4 out of 5 stars (53)
115,861 users

Download Now

German Dictionary

German Dictionary (new Orthography) for spellchecking in Mozilla products

Rated 4 out of 5 stars (82)
238,174 users

Download Now

Spanish (Spain) Dictionary

Spanish/Spain Dictionary

Rated 4 out of 5 stars (167)
67,978 users

Download Now

Brazilian Portuguese Dictionary (New Spelling)

The same spellchecker shipped with the Brazilian version of Firefox.

Rated 4 out of 5 stars (46)
8,001 users

Download Now

German dictionary (de_DE)

German dictionary igerman98 (de_DE, Germany), for Firefox, Thunderbird und Seamonkey.

Rated 4 out of 5 stars (24)
40,395 users

Download Now

Dizionario italiano

Add support for Italian to spellchecking

Rated 4 out of 5 stars (71)
82,582 users

Download Now

Password Exporter

This add-on allows you to export your saved passwords and disabled login hosts using XML or CSV files that can be imported later.

Note: This add-on won't work in Firefox 57. It may eventually if the APIs to access passwords are implemented.

Rated 4 out of 5 stars (551)
99 users

Download Now

Polish Spellchecker Dictionary

Polish spell-check dictionary for Firefox, Thunderbird and SeaMonkey.

Rated 5 out of 5 stars (50)
52,784 users

Download Now

Element Hiding Helper for Adblock Plus

Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.

Rated 5 out of 5 stars (473)
332 users

Download Now

Woordenboek Nederlands

Dutch dictionary with wordslist from OpenTaal.

Rated 3 out of 5 stars (70)
24,425 users

Download Now

Russian spellchecking dictionary

Russian spellchecking dictionary

Rated 4 out of 5 stars (136)
14,655 users

Download Now

Verificador Ortográfico para Português do Brasil

Possui a maioria das palavras existentes em português do Brasil, de acordo com o novo acordo ortográfico que entrou em vigor janeiro de 2009. É Atualizado constantemente.

Precisa de ajuda?
facebook.com/RescueLanguage
rescuelanguage.sf.net

Rated 5 out of 5 stars (75)
6,326 users

Download Now

Mail Redirect Requires Restart

Allow to redirect (a.k.a. "remail") mail messages to other recipients.

Rated 4 out of 5 stars (144)
3,272 users

Download Now

UnMHT

UnMHT allows you to view MHT (MHTML) web archive format files, and save complete web pages, including text and graphics, into a single MHT file in Firefox/SeaMonkey.

Rated 4 out of 5 stars (300)
39 users

Download Now

Diccionario español México

Diccionario para México.

Rated 4 out of 5 stars (92)
9,277 users

Download Now

Color Transform

Transform the colors of entire web pages or selected elements. Combine predefined themes with basic transforms. Save transforms for specific web domains.

Rated 4 out of 5 stars (25)
6 users

Download Now