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MemcachedEnd of Life (EOL) Dates & Support Status
Active
DatabasesLatest Version: 1.6.45Latest Release: Jul 9, 2026
Memcached is a free, high-performance, distributed memory object caching system for speeding up web applications.
Support summary
Memcached 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
1
0 lts
Versions
3
Latest Version
1.6.45
Active Support
1
EOL
2
Lifecycle Timeline
Jul 9, 2009As of Sep 27, 2026
1.6Active · Date not announced
1.5EOL · Mar 9, 2020
1.4EOL · Jul 21, 2017
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 |
|---|---|---|---|---|---|---|
| 1.6 | Mar 8, 2020 | Maintained | Date not announced | 1.6.45 | No | Active |
| 1.5 | Jul 21, 2017 | Ended | Mar 9, 2020 | 1.5.22 | No | EOL |
| 1.4 | Jul 9, 2009 | Ended | Jul 21, 2017 | 1.4.39 | No | EOL |
Data sources
Sources
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Show Memcached'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.
Markdown
[](https://eol.wiki/memcached/)HTML
<a href="https://eol.wiki/memcached/"><img src="https://eol.wiki/badge/memcached.svg" alt="Memcached end-of-life status" height="20"></a>Frequently Asked Questions
Which versions of Memcached have reached end of life?
The following Memcached versions have reached end of life and no longer receive security updates: 1.5, 1.4. It is recommended to upgrade to a supported version.
Is it safe to continue using Memcached 1.5?
Memcached 1.5 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 Memcached?
The latest version of Memcached is 1.6.45, released in the 1.6 release cycle.
How many versions of Memcached are currently supported?
Memcached currently has 1 actively supported version(s): 1.6.
When does Memcached 1.6 reach end of life?
Memcached 1.6 does not have a specific end-of-life date announced yet.
What should I do when Memcached reaches end of life?
When a Memcached 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.