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SquidEnd of Life (EOL) Dates & Support Status
Active
Server SoftwareLatest Version: 7.7Latest Release: Aug 24, 2026
Squid is a caching and forwarding HTTP web proxy supporting HTTP, HTTPS, FTP, and more.
Support summary
Squid 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
14
Latest Version
7.7
Active Support
1
EOL
13
Lifecycle Timeline
May 27, 2008As of Sep 27, 2026
7Active · Date not announced
6EOL · Jul 10, 2025
5EOL · Jul 6, 2023
4EOL · Oct 4, 2021
3.5EOL · Aug 7, 2018
3.4EOL · Aug 1, 2015
3.3EOL · May 1, 2015
3.2EOL · May 1, 2015
3.1EOL · Jan 8, 2013
2.7EOL · Mar 14, 2010
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 |
|---|---|---|---|---|---|---|
| 7 | Jul 10, 2025 | Maintained | Date not announced | 7.7 | No | Active |
| 6 | Jul 6, 2023 | Ended | Jul 10, 2025 | 6.14 | No | EOL |
| 5 | Jul 31, 2021 | Ended | Jul 6, 2023 | 5.9 | No | EOL |
| 4 | Jul 3, 2018 | Ended | Oct 4, 2021 | 4.17 | No | EOL |
| 3.5 | Jan 13, 2015 | Ended | Aug 7, 2018 | 3.5.28 | No | EOL |
| 3.4 | Dec 8, 2013 | Ended | Aug 1, 2015 | 3.4.14 | No | EOL |
| 3.3 | Feb 9, 2013 | Ended | May 1, 2015 | 3.3.14 | No | EOL |
| 3.2 | Aug 14, 2012 | Ended | May 1, 2015 | 3.2.14 | No | EOL |
| 3.1 | Mar 29, 2010 | Ended | Jan 8, 2013 | 3.1.23 | No | EOL |
| 2.7 | May 27, 2008 | Ended | Mar 14, 2010 | 2.7.9 | No | EOL |
| 3.0 | Dec 14, 2007 | Ended | Aug 27, 2011 | 3.0.26 | No | EOL |
| 2.6 | Jul 1, 2006 | Ended | Mar 26, 2010 | 2.6.24 | No | EOL |
| 2.5 | Sep 24, 2002 | Ended | May 20, 2006 | 2.5.14 | No | EOL |
| 2.4 | Mar 20, 2001 | Ended | Jul 2, 2002 | 2.4.7 | No | EOL |
Data sources
Embed this badge
Show Squid'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/squid/)HTML
<a href="https://eol.wiki/squid/"><img src="https://eol.wiki/badge/squid.svg" alt="Squid end-of-life status" height="20"></a>Frequently Asked Questions
Which versions of Squid have reached end of life?
The following Squid versions have reached end of life and no longer receive security updates: 6, 5, 4, 3.5, 3.4, 3.3, 3.2, 3.1 (and 5 more). It is recommended to upgrade to a supported version.
Is it safe to continue using Squid 6?
Squid 6 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 Squid?
The latest version of Squid is 7.7, released in the 7 release cycle.
How many versions of Squid are currently supported?
Squid currently has 1 actively supported version(s): 7.
When does Squid 7 reach end of life?
Squid 7 does not have a specific end-of-life date announced yet.
What should I do when Squid reaches end of life?
When a Squid 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.