<section xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="sec-release-21.11">
<title>Release 21.11 (“?”, 2021.11/??)</title>
<para>
In addition to numerous new and upgraded packages, this release has
the following highlights:
</para>
<itemizedlist spacing="compact">
<listitem>
<para>
Support is planned until the end of June 2022, handing over to
22.05.
</para>
</listitem>
</itemizedlist>
<section xml:id="sec-release-21.11-highlights">
<title>Highlights</title>
<itemizedlist>
<listitem>
<para>
PHP now defaults to PHP 8.0, updated from 7.4.
</para>
</listitem>
<listitem>
<para>
kOps now defaults to 1.21.0, which uses containerd as the
default runtime.
</para>
</listitem>
<listitem>
<para>
<literal>python3</literal> now defaults to Python 3.9, updated
from Python 3.8.
</para>
</listitem>
<listitem>
<para>
PostgreSQL now defaults to major version 13.
</para>
</listitem>
</itemizedlist>
</section>
<section xml:id="sec-release-21.11-new-services">
<title>New Services</title>
<itemizedlist>
<listitem>
<para>
<link xlink:href="https://digint.ch/btrbk/index.html">btrbk</link>,
a backup tool for btrfs subvolumes, taking advantage of btrfs
specific capabilities to create atomic snapshots and transfer
them incrementally to your backup locations. Available as
<link xlink:href="options.html#opt-services.brtbk.instances">services.btrbk</link>.
</para>
</listitem>
<listitem>
<para>
<link xlink:href="https://github.com/xrelkd/clipcat/">clipcat</link>,
an X11 clipboard manager written in Rust. Available at
[services.clipcat](options.html#o pt-services.clipcat.enable).
</para>
</listitem>
<listitem>
<para>
<link xlink:href="https://github.com/maxmind/geoipupdate">geoipupdate</link>,
a GeoIP database updater from MaxMind. Available as
<link xlink:href="options.html#opt-services.geoipupdate.enable">services.geoipupdate</link>.
</para>
</listitem>
<listitem>
<para>
<link xlink:href="https://www.isc.org/kea/">Kea</link>, ISCs
2nd generation DHCP and DDNS server suite. Available at
<link xlink:href="options.html#opt-services.kea">services.kea</link>.
</para>
</listitem>
<listitem>
<para>
<link xlink:href="https://sr.ht">sourcehut</link>, a
collection of tools useful for software development. Available
as
<link xlink:href="options.html#opt-services.sourcehut.enable">services.sourcehut</link>.
</para>
</listitem>
<listitem>
<para>
<link xlink:href="https://download.pureftpd.org/pub/ucarp/README">ucarp</link>,
an userspace implementation of the Common Address Redundancy
Protocol (CARP). Available as
<link xlink:href="options.html#opt-networking.ucarp.enable">networking.ucarp</link>.
</para>
</listitem>
<listitem>
<para>
Users of flashrom should migrate to
<link xlink:href="options.html#opt-programs.flashrom.enable">programs.flashrom.enable</link>
and add themselves to the <literal>flashrom</literal> group to
be able to access programmers supported by flashrom.
</para>
</listitem>
<listitem>
<para>
<link xlink:href="https://vikunja.io">vikunja</link>, a to-do
list app. Available as
<link linkend="opt-services.vikunja.enable">services.vikunja</link>.
</para>
</listitem>
<listitem>
<para>
<link xlink:href="https://www.snapraid.it/">snapraid</link>, a
backup program for disk arrays. Available as
<link linkend="opt-snapraid.enable">snapraid</link>.
</para>
</listitem&g