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BackdropEnd of Life (EOL) Dates & Support Status
Active
CMS & ContentLatest Version: 1.35.1Latest Release: Sep 24, 2026
Backdrop CMS is a free, open-source CMS for building websites, forked from Drupal 7.
Support summary
Backdrop currently has supported cycles. Track the next EOL date and validate upgrades before your change window.
What do EOL and support statuses mean?Next EOL
No announced EOL date is currently listed.
Supported cycles
2
0 lts
Versions
9
Latest Version
1.35.1
Active Support
2
EOL
7
Lifecycle Timeline
Jan 15, 2024As of Sep 27, 2026
1.35Active · Date not announced
1.34Active · Date not announced
1.33EOL · Sep 15, 2026
1.32EOL · May 16, 2026
1.31EOL · Jan 16, 2026
1.30EOL · Sep 16, 2025
1.29EOL · May 15, 2025
1.28EOL · Jan 15, 2025
1.27EOL · Sep 15, 2024
ActiveSecurityEOLHistorical phase unknown
Bars show history up to the snapshot date. Gray intervals lack dated support boundaries; arrows indicate an unannounced EOL date, not a support guarantee.
Versions
| Release | Release Date | Active Support | EOL | Latest Version | LTS | Status |
|---|---|---|---|---|---|---|
| 1.35 | Sep 15, 2026 | Maintained | Date not announced | 1.35.1 | No | Active |
| 1.34 | May 16, 2026 | Maintained | Date not announced | 1.34.5 | No | Active |
| 1.33 | Jan 16, 2026 | Ended | Sep 15, 2026 | 1.33.3 | No | EOL |
| 1.32 | Sep 16, 2025 | Ended | May 16, 2026 | 1.32.3 | No | EOL |
| 1.31 | May 15, 2025 | Ended | Jan 16, 2026 | 1.31.2 | No | EOL |
| 1.30 | Jan 15, 2025 | Ended | Sep 16, 2025 | 1.30.3 | No | EOL |
| 1.29 | Sep 15, 2024 | Ended | May 15, 2025 | 1.29.5 | No | EOL |
| 1.28 | May 15, 2024 | Ended | Jan 15, 2025 | 1.28.5 | No | EOL |
| 1.27 | Jan 15, 2024 | Ended | Sep 15, 2024 | 1.27.3 | No | EOL |
Data sources
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Show Backdrop's live support status in your README, docs, or dashboard. The badge is a static SVG served from eol.wiki and follows the lifecycle data above.
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<a href="https://eol.wiki/backdrop/"><img src="https://eol.wiki/badge/backdrop.svg" alt="Backdrop end-of-life status" height="20"></a>Frequently Asked Questions
Which versions of Backdrop have reached end of life?
The following Backdrop versions have reached end of life and no longer receive security updates: 1.33, 1.32, 1.31, 1.30, 1.29, 1.28, 1.27. It is recommended to upgrade to a supported version.
Is it safe to continue using Backdrop 1.33?
Backdrop 1.33 has reached end of life and no longer receives security patches or bug fixes. Continuing to use it may expose your systems to known vulnerabilities. We strongly recommend upgrading to a supported version.
What is the latest version of Backdrop?
The latest version of Backdrop is 1.35.1, released in the 1.35 release cycle.
How many versions of Backdrop are currently supported?
Backdrop currently has 2 actively supported version(s): 1.35, 1.34.
When does Backdrop 1.35 reach end of life?
Backdrop 1.35 does not have a specific end-of-life date announced yet.
What should I do when Backdrop reaches end of life?
When a Backdrop version reaches end of life, you should: 1) Plan your migration to a supported version as soon as possible. 2) Review the release notes for breaking changes. 3) Test your applications thoroughly in a staging environment. 4) Update your dependencies to ensure compatibility with the new version.