From Mozilla x86-64

This is UNOFFICIAL BINARY, so you DON'T report a bug to https://bugzila.mozilla.org/.

Thunderbird.next

Thunderbird 3.0

• Thunderbird-3.0.1.en-US.win64.installer.zip (3.0.1)
• Thunderbird-3.0.en-US.win64.installer.zip (3.0)