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  1. Introduction
  2. Where is this going?
  3. External data sources
  4. Icon sources and attributions


TbSync is a central user interface to manage cloud accounts and to synchronize their contact, task and calendar information with Thunderbird. Its main objective is to simplify the setup process for such accounts. The following providers (protocols) are currently supported:

Further details can be found in the wiki of the TbSync project and in the how-to-get-started guide.

If you like TbSync and want to support its development, please consider a donation.

Want to add or fix a localization?

To help translating this project, please visit, where the localizations are managed. If you want to add a new language, just contact me and I will set it up.

Here are some general information regarding translations:

Where is this going?

I want to adapt Thunderbirds WebExtension APIs to simplify the addition of additional address book and calendar providers. I plan to keep TbSync as a central UI.

Icon sources and attributions



CC-BY 3.0

Apache Software License 2.0