Welcome to Thunderbird Add-ons.
Add extra features and styles to make Thunderbird your own.Itxi
Lightning 68.9.0 Requires Restart
egilea: Mozilla Calendar Project
Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.
Gehigarri honi buruz
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Lightning also supports older versions of Thunderbird, please see the complete version history for details.