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Debian 11 (bullseye)

Debian 11 (bullseye) end of life: regular updates ended August 31, 2026; extended support runs to June 30, 2031.

Status
Paid extended support only
Released
August 14, 2021
Active support until
August 14, 2024
Security updates until
August 31, 2026
Extended support until
June 30, 2031
Extended support program
Freexian Extended LTS, paid
Official lifecycle page
debian.org
Checked on

Regular security updates for Debian 11 (bullseye) ended on August 31, 2026. Extended support (Freexian Extended LTS, paid) runs until June 30, 2031. The Debian project released it on August 14, 2021. The August 31, 2026 date marks the end of Debian LTS for Debian 11. Extended LTS is a paid service from the third-party company Freexian, not from the Debian project.

Product
Debian
Version
11 (bullseye)
Sources
PageURL
Debian releaseshttps://www.debian.org/releases/

Questions

When did Debian 11 (bullseye) reach end of life?
Security updates for Debian 11 (bullseye) ended on August 31, 2026. Extended support through Freexian Extended LTS (paid) runs until June 30, 2031.
Is Debian 11 (bullseye) still supported?
Only through extended support: Freexian Extended LTS (paid) covers Debian 11 (bullseye) until June 30, 2031.
When was Debian 11 (bullseye) released?
Debian 11 (bullseye) was released on August 14, 2021.
When did active support for Debian 11 (bullseye) end?
Active support, with bug fixes as well as security fixes, ended on August 14, 2024.

Sources

Every date comes from the vendor’s official lifecycle or release page: Microsoft Lifecycle and Windows release health, Ubuntu’s release cycle, Debian releases, the Python developer guide, the Node.js release schedule, php.net, Oracle’s Java SE support roadmap and Lifetime Support Policy, the .NET support policy, PostgreSQL versioning, Mozilla’s release calendar and Google’s Pixel update policy. Each record links its sources and shows the date they were checked.

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