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FreeBSD 11.0 Release Process


This is the release schedule for FreeBSD11.0. For more information about the release engineering process, please see the Release Engineering section of the web site.

General discussions about the pending release and known issues should be sent to the public freebsd-current mailing list. MFC requests should be sent to

Help With The Next FreeBSD Release

Our developers and release engineers are working on the next release of FreeBSD; if you wish to help with testing, please download the latest build. Please note that these images are, by their very nature, intended for testing and should not be used in production environments.

Available installation images are listed on the download page.


During the head freeze, the Release Engineering Team may create ALPHA snapshots to publish for testing purposes. As the frequency and total number of the ALPHA snapshots will depend on the length of time the head branch is frozen, no official schedule is provided.

Announcements regarding the availability of the ALPHA snapshots will be sent to the freebsd-current and freebsd-snapshots mailing lists.

Action Expected Actual Description
Initial release schedule announcement - 26February2015 Release Engineers send announcement email to developers with a rough schedule.
Release schedule reminder 25March2016 13April2016 Release Engineers send reminder announcement e-mail to developers with updated schedule.
Code slush begins 27May2016 27May2016 Release Engineers announce that all further commits to the head branch will not require explicit approval, however new features should be avoided.
Code freeze begins 10June2016 10June2016 Release Engineers announce that all further commits to the head branch will require explicit approval. Certain blanket approvals will be granted for narrow areas of development, documentation improvements, etc.
KBI freeze begins 24June2016 24June2016 Release Engineers announce that all further commits to the head branch will require explicit approval. Additionally, there can be no changes to the KBI until head is branched to stable/11.
stable/11 branch 8July2016 8July2016 Subversion branch created; release engineering continues on this branch.
BETA1 builds begin 8July2016 8July2016 First beta test snapshot.
headthaw 9July2016 9July2016 The code freeze on the head branch is lifted.
BETA2 builds begin 15July2016 22July2016 Second beta test snapshot.
BETA3 builds begin 29July2016 29July2016 Third beta test snapshot.
BETA4 builds begin 5August2016 5August2016 Fourth beta test snapshot.
releng/11.0 branch 12August2016 12August2016 Subversion branch created; future release engineering proceeds on this branch.
RC1 builds begin 12August2016 12August2016 First release candidate.
stable/11thaw 13August2016 12August2016 The code freeze on the stable/11 branch is lifted.
RC2 builds begin 19August2016 24August2016 Second release candidate.
RC3 builds begin 26August2016
14September2016 Third release candidate.
RELEASE builds begin 2September2016
11.0-RELEASE builds begin.
RELEASE announcement 9September2016
10October2016 11.0-RELEASE press release.
Turn over to the secteam - 24October2016 releng/11.0 branch is handed over to the FreeBSDSecurity Officer Team in one or two weeks after the announcement.

"*" indicates "as-needed" items.

Status / TODO

FreeBSD Release Engineering TODO Page

Additional Information