Slackware · Lifecycle Status

Slackware End of Life (EOL) Dates & Support Timeline

Complete end-of-life dates, support windows, and security status for all Slackware versions. Data sourced from endoflife.date and official vendor documentation. Updated at every deploy.

Slackware 15.0 is actively supported. No versions approaching EOL in the next 6 months.
Latest Active
15.0
15.0 series
Next EOL
None upcoming
Active Versions
1
of 18 total
EOL Versions
17
no longer patched
Release Cycle Timeline
EOL   Warning   Active   Today
Release cycle timeline 20022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024202520268.08.19.09.110.010.110.211.012.012.112.213.013.113.3714.014.114.215.0TODAY
All Versions
VersionLatest ReleaseRelease DateEOL DateDaysStatus
8.0 8.0 Jul 1, 2001 Mar 29, 2003 8442 days past EOL EOL
8.1 8.1 Jun 19, 2002 Aug 1, 2012 5029 days past EOL EOL
9.0 Mar 18, 2003 Aug 1, 2012 5029 days past EOL EOL
9.1 9.1 Sep 26, 2003 Aug 1, 2012 5029 days past EOL EOL
10.0 10.0 Jun 23, 2004 Aug 1, 2012 5029 days past EOL EOL
10.1 10.1 Feb 7, 2005 Aug 1, 2012 5029 days past EOL EOL
10.2 10.2 Sep 15, 2005 Aug 1, 2012 5029 days past EOL EOL
11.0 11.0 Oct 3, 2006 Aug 1, 2012 5029 days past EOL EOL
12.0 12.0 Jul 2, 2007 Aug 1, 2012 5029 days past EOL EOL
12.1 12.1 May 2, 2008 Dec 9, 2013 4534 days past EOL EOL
12.2 12.2 Dec 11, 2008 Dec 9, 2013 4534 days past EOL EOL
13.0 13.0 Aug 28, 2009 Jul 5, 2018 2865 days past EOL EOL
13.1 13.1 May 24, 2010 Jul 5, 2018 2865 days past EOL EOL
13.37 13.37 Apr 28, 2011 Jul 5, 2018 2865 days past EOL EOL
14.0 14.0 Sep 28, 2012 Jan 1, 2024 859 days past EOL EOL
14.1 14.1 Nov 7, 2013 Jan 1, 2024 859 days past EOL EOL
14.2 14.2 Jul 1, 2016 Jan 1, 2024 859 days past EOL EOL
15.0 15.0 Feb 3, 2022 Already EOL Supported Active

What does Slackware end of life mean for your organization?

When a Slackware version reaches end of life, the maintainers stop issuing security patches. Vulnerabilities discovered after this date are publicly disclosed on the National Vulnerability Database, exploit code appears on GitHub, and your systems remain permanently exposed.

The CVE blind spot: Most vulnerability scanners check for known CVEs but do not flag the accumulation of unpatched vulnerabilities in EOL software. With a zero-day, nobody knows about the vulnerability. With EOL software, the vulnerability is public — listed, rated, and often weaponized — but no patch will ever exist. This is the most dangerous gap in enterprise security posture.

Organizations running EOL Slackware should treat it as a vulnerability class in their risk register, apply compensating controls (network segmentation, enhanced monitoring, access restriction), and prioritize migration to a supported version.

Check your full stack for EOL risk

Upload requirements.txt, package.json, or Gemfile — full EOL report instantly.

Open Stack Scanner →
Frequently Asked Questions
What is the end-of-life date for Slackware?
See the full table above for all Slackware version EOL dates.
What is the latest supported version of Slackware?
The latest active version of Slackware is 15.0. Always verify against the table above as support windows can change.
What happens when Slackware reaches end of life?
When Slackware reaches end of life, the vendor stops issuing security patches. Any CVEs disclosed after the EOL date accumulate indefinitely with no patch path — creating an ever-growing attack surface that most vulnerability scanners do not flag.
How do I check if I'm running an EOL version of Slackware?
Check your current version against the table above. If your version's EOL date has passed, you are running unsupported software. You can also use the endoflife.ai Stack Scanner to check your entire dependency file at once.
Is there extended support available for EOL Slackware versions?
Some vendors offer extended support for EOL software. Contact the original vendor or check with enterprise support providers for options.

Related Products

Data from endoflife.date API · endoflife.date · Generated at build time · How we source data →