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TbSync

TbSync is a central user interface to manage cloud accounts and synchronize their contact, task and calendar information with Thunderbird.

Rated 4 out of 5 stars (267)
66,310 users

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Microsoft 365 Link Opener

Open a shared link of a SharePoint or OneDrive file directly with the right app, instead of the browser.

Rated 5 out of 5 stars (1)
261 users

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msofficewebapp

Adds browser action icon to toolbar to open MS Office Cloud. See https://thunderbird-essentials.thomas-bandl.de/wordpress/2020/10/04/microsoft-office-button/

Rated 5 out of 5 stars (1)
102 users

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Calculation Pad

This extension features a serverless single page application with spreadsheet and plain text pad functions from jQuery and jSpreadsheet for Thunderbird/Firefox/Sea Monkey. Plain text values and formats can be imported or exported to a local device.

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4 users

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ThunderCalc

A simple calculator for Thunderbird/Sea Monkey/Firefox, available in a pop-up window or a separate tab.

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3 users

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