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Thunderbird is the leading free and open-source email, calendaring, newsfeed, and chat client with more than 20 million active monthly users across Windows, macOS, and Linux. One of Thunderbird's core principles is the use and promotion of open and decentralized standards. Thunderbird is part of MZLA Technologies Corporation, a wholly-owned subsidiary of the Mozilla Foundation.

Website https://thunderbird.net
Employees 36 (13 on RocketReach)
Founded 2003
Industry Software Development, Apps, Software
Competitors Google, Apple, Yahoo, Zoho, ProtonTechnologies, hotmail, Zimbra, Fastmail, mail.com, IRC +35 more (view full list)

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13 people are employed at Thunderbird Project.

Thunderbird Project is based in San Francisco, California.

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