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Betterbird

Betterbird is a fine-tuned soft fork of Mozilla Thunderbird, offering exclusive new features, bug fixes, and improvements while maintaining full compatibility with Thunderbird ESR profiles. It aims to provide a better user experience with enhanced features like multi-line view, system tray tooltips, and recent file attachments.
Latest: 140.10.0
Last checked: Feb 4, 2026 4:56pm
Rank: 456/15140
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Overview

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License: Open SourceWinget: Available

Version & Lifecycle

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Current: 140.10.0 N-2: 140.9.0 Avg cadence: Every 27 days

Top Contributors

Top sitewide contributors:

  1. Anbarasan
  2. nico_k
  3. Bob
  4. Vigneshwaran

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Release Notes & Updates

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Betterbird

Packaging Notes

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Portable version available for Windows; Mac builds for Intel and Silicon Macs; Linux support including FlatPak

Notes

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Betterbird can be installed alongside Thunderbird and run on the same profile without conflict. It does not collect telemetry or crash reports but downloads add-on updates and blocklists from Mozilla sites.