Yes! Thunderbird is open source software. Thunderbird's history is with Mozilla, and so it adheres to the Mozilla Manifesto, a pledge that describes a commitment to an open, accessible, egalitarian Internet. There are many add-ons available for Thunderbird to extend and customize your email experience. Thunderbird gives you control and ownership over your email. But Mozilla still supports Thunderbird by hosting many of the Thunderbird resources.)

(Mozilla Corporation, the makers of Firefox, and Mozilla Messaging no longer develop Thunderbird. Thunderbird development is made possible by funds donated by the Thunderbird community.

Therefore its paid staff, budget and fundraising are entirely managed and overseen by the Thunderbird Council, which is elected by the Thunderbird Community. Thunderbird is an independent, community driven project. Thunderbird is developed, tested, translated and supported largely by group of dedicated volunteers, plus paid staff. See Thunderbird features for a summary of the features.

It is a local (rather than browser or web-based) email application that is powerful yet easy-to-use. Thunderbird is a free, open-source, cross-platform application for managing email, news feeds, chat, and news groups.

10 Where can I get help with using Thunderbird?.

9 Where is my personal information (such as my messages, passwords, account information, etc) stored?.

8 What is my Thunderbird email address?.

7.2 Is Thunderbird available for IOS or iPhone?.

7.1 Is Thunderbird available for Android?.

7 Is Thunderbird available for my platform?.

6 Is Thunderbird available in my language?.

Mozilla thunderbird help phone number