Mozilla Thunderbird ESR
PopularWindowsgecko
Runtime
gecko
Size
327 MB
Architecture
x64, x86
Dependencies
25
9 categories
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Sign Up FreeMozilla Thunderbird ESR is a gecko app 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 April 2026.
What is Mozilla Thunderbird ESR built with?
25 detected dependencies across 9 categories.
UI Framework
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Sign Up FreeHow popular is Mozilla Thunderbird ESR?
Popularity ranking based on install counts, store ratings, and community signals.
Popularity Tier
Ranked across all Windows apps
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Sign Up FreeLast verified April 10, 2026