Add-ons
Most Popular See all »
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True "Send Later" functionality to schedule the time for sending an email.115 012 users -
TbSync is a central user interface to manage cloud accounts and synchronize their contact, task and calendar information with Thunderbird.45 203 users -
Add sync support for Exchange ActiveSync (EAS v2.5 & v14.0) accounts to TbSync23 995 users -
Adds the Google Calendar web interface in a new Thunderbird tab. Creating and viewing events works like in a browser (Firefox, Chrome, ...)20 989 users -
Zobrazí záložky, pomocí kterých je možné rychle přepínat aktuální období v kalendáři Lightning. Všechny pohledy kalendáře jsou podporovány. Je možné upravit barvu textů záložek.18 750 users -
This extension is no longer needed. Thunderbird has native CalDAV and CardDAV support.12 127 users
Top Rated See all »
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Macro Template is to replace mail templates with macros for date formatting.535 users -
True "Send Later" functionality to schedule the time for sending an email.115 012 users
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Integrates calendars events with Gnome clock applet685 users
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Extension for Lightning: Allows the use of Markdown in Task descriptions and renders them as HTML in the TaskView.34 users
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TbSync is a central user interface to manage cloud accounts and synchronize their contact, task and calendar information with Thunderbird.45 203 users
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This extension is no longer needed. Thunderbird has native CalDAV and CardDAV support.12 127 users
Recently Added See all »
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Automatically assigns categories to calendar events based on keywords in the title. Supports custom colors and configurable time ranges.0 users
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AI-powered event extractor for Thunderbird. Automatically parses email content via local Ollama and syncs schedules to your CalDAV calendars.0 users -
Summarize your emails with AI, then know what should i do.0 users -
Shows time city/state and 24-hour local time for NANPA & international codes. Area Code locator7 users -
Provides the 'Show in Mail' URL to be added in an iOS/macOS Calendar event referering to the message ID. Can also be customized for gmail URLs using the custom URL format in the extension preferences.17 users
See all 74 extensions in Calendar and Date/Time »
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