Mozilla Thunderbird ESR
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Sign Up FreeMozilla Thunderbird ESR is a gecko app (unknown) that uses 25 detected dependencies across 9 categories including UI Framework, Auth, Media. It is not code-signed. 327 MB on Windows (x64, x86). Last verified May 2026.
What is Mozilla Thunderbird ESR built with?
25 detected dependencies across 9 categories.
UI Framework
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Sign Up FreeWhen was Mozilla Thunderbird ESR last updated?
1 tracked releases since May 2026.
Last verified May 24, 2026