Thunderbird version history
Mozilla's open-source desktop email, calendar, contacts, feeds, and newsgroup application.
Current verified version
158.0Verified 2026-10-15 from Thunderbird official release download.
Show the current Thunderbird version
Use this badge on any page that accepts images. Link it to this version history so readers can check the source.
[](https://www.what-version.com/versions/thunderbird/)Release timeline
Newest first2 stable release records
- 158.0Thunderbird 158.0Official release ↗
Current catalog snapshot; consult the official source for detailed changes.
- 157.0.1Thunderbird 157.0.1Official release ↗
Current catalog snapshot; consult the official source for detailed changes.
How to cite this version history
Link to this page when you need a version history people can read. Use JSON or CSV when you need the data. Each release links to the publisher’s official record.
Markdown
Preview
Thunderbird version history · verified 2026-10-15 · source: Thunderbird official release download
[Thunderbird version history](https://www.what-version.com/versions/thunderbird/) · verified 2026-10-15 · source: [Thunderbird official release download](https://www.thunderbird.net/en-US/download/)HTML
Preview
Thunderbird version history · verified 2026-10-15 · source: Thunderbird official release download
<a href="https://www.what-version.com/versions/thunderbird/">Thunderbird version history</a> · verified 2026-10-15 · source: <a href="https://www.thunderbird.net/en-US/download/">Thunderbird official release download</a>Text
Preview
Thunderbird version history. What-Version. Verified 2026-10-15. https://www.what-version.com/versions/thunderbird/ Source: https://www.thunderbird.net/en-US/download/
Thunderbird version history. What-Version. Verified 2026-10-15. https://www.what-version.com/versions/thunderbird/ Source: https://www.thunderbird.net/en-US/download/Sources and last check
Source-backed record details
Source ownership
Vendor-provided source
Version evidence
Publisher source record
Last catalog check
2026-10-15
Recently checked — Checked today; the catalog review window is 45 days.
Where can you install it?
What-Version labels who publishes or maintains each route. Community routes are useful, but they are not presented as vendor downloads.
Vendor-providedThunderbird official release download
Version evidence and catalogued download links are anchored to the publisher-owned source.
Open publisher source ↗