thunderbird/thunderbolt v0.1.53-nightly.20260226
Nightly Build v0.1.53-nightly.20260226

on GitHub

Windows: .msi or .exe installer
macOS: .dmg installer (Intel and Apple Silicon)
Linux: .AppImage , .deb , or .rpm package

pre-releaseone month ago

Nightly Build v0.1.53-nightly.20260226

Warning: This is an automated nightly build and may be unstable. Use at your own risk.

Download the appropriate installer for your platform below.

For stable releases, please visit the latest release.

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