Add-ons
Most Popular See all »
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True "Send Later" functionality to schedule the time for sending an email.118,746 users -
TbSync is a central user interface to manage cloud accounts and synchronize their contact, task and calendar information with Thunderbird.44,427 users -
Add sync support for Exchange ActiveSync (EAS v2.5 & v14.0) accounts to TbSync24,242 users -
Adds the Google Calendar web interface in a new Thunderbird tab. Creating and viewing events works like in a browser (Firefox, Chrome, ...)20,959 users -
Displays tabs which allows quick navigation between time periods in Lightning calendar. All views of calendar are supported. Color of tab texts can be adjusted.18,532 users -
This extension is no longer needed. Thunderbird has native CalDAV and CardDAV support.12,930 users
Top Rated See all »
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Macro Template is to replace mail templates with macros for date formatting.575 users -
True "Send Later" functionality to schedule the time for sending an email.118,746 users
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Integrates calendars events with Gnome clock applet633 users
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Extension for Lightning: Allows the use of Markdown in Task descriptions and renders them as HTML in the TaskView.36 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.44,427 users
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This extension is no longer needed. Thunderbird has native CalDAV and CardDAV support.12,930 users
Recently Added See all »
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Create and start Zoom meetings directly from Thunderbird.
Supports:
1.Zoom OAuth
2. SSO/SAML login with auto-detected IdP.0 users -
Annual calendar year view in a grid layout.
Displays all 12 months with rows as months and columns as weekdays. Supports multiple calendars with automatic detection and color matching.
Read-only.
Filtering by event duration and "full day event"11 users -
Nextcloud Talk meetings and secure Nextcloud sharing links directly from Thunderbird37 users -
Quick Access to Outlook Calendar with a persistent, customizable default view (Day, Week, Work Week, or Month).50 users -
Automatically assigns categories to calendar events based on keywords in the title. Supports custom colors and configurable time ranges.33 users -
AI-powered event extractor for Thunderbird. Automatically parses email content via local Ollama and syncs schedules to your CalDAV calendars.11 users
See all 81 extensions in Calendar and Date/Time »
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