End of life operating systems
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Jenkins – an open source automation server which enables developers around the world to reliably build, test, and deploy their software

Beginning with Jenkins 2.407, May 30, 2023, Jenkins administrators running a Jenkins weekly release will be warned if they are running Jenkins on an operating system that is within 6 months of its end of life date. The same warning will be visible to Jenkins administrators running a Jenkins long term support (LTS) release with the next LTS baseline after Jenkins 2.401.x, beginning August 23, 2023.