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xCAT is an open-source tool for automating deployment, scaling, and management of bare metal severs and virtual machines.

xCAT offers complete management for HPC clusters, RenderFarms, Grids, WebFarms, Online Gaming Infrastructure, Clouds, Datacenters etc. xCAT provides an extensible framework that is based on years of system administration best practices and experiences. It is agile, extensible and powerful.

NOTE: On September 1, 2023, the xCAT maintainers announced the archive of the project on December 1, 2023. In response to that announcement, members of the xCAT community have expressed interest in continuing the project and are in the process of forming a plan to maintain the project into the future. In light of these developments, the xCAT project will not be archived on December 1, 2023 in order to allow the community time to develop a plan for future stewardship of the project.

Note: this wiki is only for release information, and security notices. xCAT user documentation is at ReadTheDocs

General Release Information and Planning

Version	Release Notes	Issues
2.17 (development)	Release Notes	Closed Issues/PR
2.16.5 (stable)	Release Notes	Closed Issues/PR
2.16.4	Release Notes	Closed Issues/PR
2.16.3	Release Notes	Closed Issues/PR
2.16.2	Release Notes	Closed Issues/PR
2.16.1	Release Notes	Closed Issues/PR
2.16	Release Notes	Closed Issues/PR
2.15.1	Release Notes	Closed Issues/PR
2.15	Release Notes	Closed Issues/PR
2.14	Release Notes	Closed Issues/PR
2.13	Release Notes	Closed Issues/PR
2.12	Release Notes	Closed Issues/PR

Security Notices

Security Notices for xCAT has been moved to here: Security Notices

• Notices from 2014
  • SSLv3 POODLE Attack CVE-2014-3566
  • [Heartbleed bug vulnerability CVE-2014-0160](Heartbleed bug vulnerability CVE-2014-0160)
  • Bash vulnerablity CVE-2014-6271, CVE-2014-7169, CVE-2014-7186, CVE-2014-7187, CVE-2014-6277, and CVE-2014-6278

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xCAT is developed under the Eclipse Public License.