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Provider for Google Calendar
Provider for Google Calendar connects Thunderbird with Google Calendar for full task sync, conference details, and scheduling support. It offers deeper integration than Thunderbird’s native support using Google’s official API.
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.
English United States Dictionary
English United States (en-US) Dictionary as shipped with Thunderbird 115 ESR and Firefox 115 ESR.
French spelling dictionary
Deutsches Wörterbuch
Deutsches Wörterbuch (neue Rechtschreibung) für die Rechtschreibprüfung in Mozilla-Produkten
Diccionario de Español/España
Brazilian Portuguese Dictionary (New Spelling)
The same spellchecker shipped with the Brazilian version of Firefox.
DKIM Verifier
Wörterbuch Deutsch (de_DE)
Deutsches Wörterbuch igerman98 (de_DE, Deutschland, "neue" Rechtschreibung), für Firefox, Thunderbird und Seamonkey.
Send Later
Polski slownik poprawnej pisowni
Polski słownik poprawnej pisowni dla Firefoksa, Thunderbirda i SeaMonkey.
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
English (Australian) Dictionary
Signature Switch
Switch the signature on/off or choose a new one from your predefined set.
Greek spellchecking dictionary
Ο επίσημος Ελληνικός ορθογραφικός έλεγχος για όλες τις εφαρμογές της οικογένειας του Mozilla (Firefox- Thunderbird- Seamonkey)
Corretor para Português de Portugal
Corretor ortográfico para Português de Portugal (pt-PT)
To create your own collections, you must have a Mozilla Add-ons account.
