version 5.8.1

maintenance release of the latest stable branch, 5.8, that
includes fixes since the release of v5.8.0. There is no change to
database schema or configuration language structure that you have to do
on previous installations of v5.8.x. Deployments running previous v5.8.x
versions are strongly recommended to be upgraded to v5.8.1.

For more details about version 5.8.1 (including links and guidelines to
download the tarball or from GIT repository), visit:

https://www.kamailio.org/w/2024/04/kamailio-v5-8-1-released/

version 5.8.0

comes with 4 new modules and a large set of
improvements touching again more than 50 existing modules.

You can read a bit more detailed release notes at:

* https://www.kamailio.org/w/kamailio-v5-8-0-release-notes/

Many thanks to all developers and community members that made possible
this release.

v5.8.0 brings more flexibility and optimizations across many existing
components and modules, new parameters, functions, variables and
transformations.

Enjoy Kamailio v5.8.0!

version 5.7.4

maintenance release of the latest stable branch, 5.7, that
includes fixes since the release of v5.7.3. There is no change to
database schema or configuration language structure that you have to do
on previous installations of v5.7.x. Deployments running previous v5.7.x
versions are strongly recommended to be upgraded to v5.7.4.

For more details about version 5.7.4 (including links and guidelines to
download the tarball or from GIT repository), visit:

* https://www.kamailio.org/w/2024/01/kamailio-v5-7-4-released/

version 5.6.5

maintenance release of the latest stable branch, 5.6, that
includes fixes since the release of v5.6.4. There is no change to
database schema or configuration language structure that you have to do
on previous installations of v5.6.x. Deployments running previous v5.6.x
versions are strongly recommended to be upgraded to v5.6.5.

Note that 5.6 is the second last stable branch, still officially
maintained by Kamailio development team. The latest stable branch is
5.7, with v5.7.3 being release out of it.

For more details about version 5.6.5 (including links and guidelines to
download the tarball or from GIT repository), visit:

  * https://www.kamailio.org/w/2023/11/kamailio-v5-6-5-released/

version 5.7.3

maintenance release of the latest stable branch, 5.7, that
includes fixes since the release of v5.7.2. There is no change to
database schema or configuration language structure that you have to do
on previous installations of v5.7.x. Deployments running previous v5.7.x
versions are strongly recommended to be upgraded to v5.7.3.

For more details about version 5.7.3 (including links and guidelines to
download the tarball or from GIT repository), visit:

* https://www.kamailio.org/w/2023/11/kamailio-v5-7-3-released/

version 5.7.2

maintenance release of the latest stable branch, 5.7, that
includes fixes since the release of v5.7.1. There is no change to
database schema or configuration language structure that you have to do
on previous installations of v5.7.x. Deployments running previous v5.7.x
versions are strongly recommended to be upgraded to v5.7.2.

For more details about version 5.7.2 (including links and guidelines to
download the tarball or from GIT repository), visit:

  * https://www.kamailio.org/w/2023/09/kamailio-v5-7-2-released/

version 5.5.7

maintenance release of the stable branch 5.5 that includes
fixes since the release of v5.5.6. There is no change to
database schema or configuration language structure that you have to do
on previous installations of v5.5.x. Deployments running previous v5.5.x
versions are strongly recommended to be upgraded to v5.5.7.

Note that 5.5 is now the third last stable branch, v5.5.7 being the last
planned released in 5.5.x series. The latest two stable branch are 5.6
and 5.7, with v5.7.1 being released a while ago.

For more details about version 5.5.7 (including links and guidelines to
download the tarball or from GIT repository), visit:

* https://www.kamailio.org/w/2023/07/kamailio-v5-5-7-released/

version 5.7.1

maintenance release of the latest stable branch, 5.7, that
includes fixes since the release of v5.7.0. There is no change to
database schema or configuration language structure that you have to do
on previous installations of v5.7.x. Deployments running previous v5.7.x
versions are strongly recommended to be upgraded to v5.7.1.

For more details about version 5.7.1 (including links and guidelines to
download the tarball or from GIT repository), visit:

* https://www.kamailio.org/w/2023/06/kamailio-v5-7-1-released/

version 5.7.0

Kamailio v5.7.0 is out – it comes with 4 new modules and a large
set of improvements touching again more than 60 existing modules.

You can read a bit more detailed release notes at:

* https://www.kamailio.org/w/kamailio-v5-7-0-release-notes/

version 5.5.6

maintenance release of the stable branch 5.5 that
includes fixes since the release of v5.5.5. There is no change to
database schema or configuration language structure that you have to do
on previous installations of v5.5.x. Deployments running previous v5.5.x
versions are strongly recommended to be upgraded to v5.5.6.

Note that 5.5 is the second last stable branch, still officially maintained
by Kamailio development team. The latest stable branch is 5.6, with
v5.6.4 being release out of it.

For more details about version 5.5.6 (including links and guidelines to
download the tarball or from GIT repository), visit:

  * https://www.kamailio.org/w/2023/03/kamailio-v5-5-6-released/

version 5.6.4

maintenance release of the latest stable branch, 5.6, that
includes fixes since the release of v5.6.3. There is no change to
database schema or configuration language structure that you have to do
on previous installations of v5.6.x. Deployments running previous v5.6.x
versions are strongly recommended to be upgraded to v5.6.4.

For more details about version 5.6.4 (including links and guidelines to
download the tarball or from GIT repository), visit:

  * https://www.kamailio.org/w/2023/02/kamailio-v5-6-4-released/

version 5.6.3

minor release including fixes in code and documentation since v5.6.2. The configuration file and database schema compatibility is preserved, which means you don’t have to change anything to update.

Kamailio® v5.6.3 is based on the latest source code of GIT branch 5.6 and it represents the latest stable version. We recommend those running previous 5.6.x or older versions to upgrade. There is no change that has to be done to configuration file or database structure comparing with the previous releases of the v5.6 branch.

version 5.6.2

latest stable branch, 5.6, that includes fixes since the release of v5.6.1.
There is no change to database schema or configuration language structure
that you have to do on previous installations of v5.6.x. Deployments running
previous v5.6.x versions are strongly recommended to be upgraded to v5.6.2.

For more details about version 5.6.2 (including links and guidelines to
download the tarball or from GIT repository), visit:

* https://www.kamailio.org/w/2022/10/kamailio-v5-6-2-released/

version 5.5.5

minor release including fixes in code and documentation since v5.5.4.
The configuration file and database schema compatibility is preserved,
which means you don’t have to change anything to update.

Kamailio® v5.5.5 is based on the latest source code of GIT branch 5.5
and it represents the latest stable version. We recommend those running
previous 5.5.x or older versions to upgrade. There is no change that has
to be done to configuration file or database structure comparing with
the previous releases of the v5.5 branch.

Note that 5.5 is the second last stable branch, still officially
maintained by Kamailio project development team. The latest stable
branch is 5.6, with v5.6.1 released out of it.

version 5.4.9

minor release including fixes in code and documentation since v5.4.8.
The configuration file and database schema compatibility is preserved,
which means you don’t have to change anything to update.

Kamailio® v5.4.9 is based on the latest source code of GIT branch 5.4
and it represents the latest stable version. We recommend those running
previous 5.4.x or older versions to upgrade. There is no change that has
to be done to configuration file or database structure comparing with
the previous releases of the v5.4 branch.

Important note: 5.4.9 is last release in 5.4.x series, marking the end
of official maintenance for branch 5.4. Therefore it is highly
recommended to upgrade as soon as possible to a release series that is
currently maintained, respectively 5.6.x or 5.5.x. The latest stable
branch is 5.6, with v5.6.1 released out of it.

version 5.6.1

minor release including fixes in code and documentation since v5.6.0.
The configuration file and database schema compatibility is preserved,
which means you don’t have to change anything to update.

Kamailio® v5.6.1 is based on the latest source code of GIT branch 5.6
and it represents the latest stable version. We recommend those running
previous 5.6.x or older versions to upgrade. There is no change that has
to be done to configuration file or database structure comparing with
the previous releases of the v5.6 branch.

version 5.6.0

new major release, bringing new features and improvements added during
ten months of development and about 8 weeks of testing.

In short, this major release brings 7 new modules and enhancements to
more than 90 existing modules, plus components of the core and internal
libraries as well as optimizations for embedded interpreters (KEMI
framework). Detailed release notes are available at:

https://www.kamailio.org/w/kamailio-v5-6-0-release-notes/

This is the seventh major release in the series of 5.x.y versions.
Besides adding plenty of new features, a lot of development was directed
to add more flexibility the dispatcher load balancer, http client,
STIR/SHAKEN support, IMS/VoLTE, many variables and tls enhancements as
well as to make available more functions to KEMI interface.

version 5.4.8

minor release including fixes in code and documentation since v5.4.7. The configuration file and database schema compatibility is preserved, which means you don’t have to change anything to update.

Kamailio® v5.4.8 is based on the latest source code of GIT branch 5.4 and it represents the latest stable version.
We recommend those running previous 5.4.x or older versions to upgrade. There is no change that has to be done to
configuration file or database structure comparing with the previous releases of the v5.4 branch.

Note that 5.4 is the second last stable branch, still officially maintained by Kamailio project development team. The latest stable branch is 5.5, with v5.5.4 released out of it.

version 5.5.4

minor release including fixes in code and documentation since
v5.5.3. The configuration file and database schema compatibility is
preserved, which means you don’t have to change anything to update.

Kamailio® v5.5.4 is based on the latest source code of GIT branch 5.5
and it represents the latest stable version. We recommend those running
previous 5.5.x or older versions to upgrade.
There is no change that has to be done to configuration file or database
structure comparing with the previous releases of the v5.5 branch.

version 5.3.9

maintenance release of the old stable branch, 5.3, that
includes fixes since the release of v5.3.8. There is no change to
database schema or configuration language structure that you have to do
on previous installations of v5.3.x. Deployments running previous v5.3.x
versions are strongly recommended to be upgraded to v5.3.9 or even
better to v5.4.x or 5.5.x series.

For more details about version 5.3.9 (including links and guidelines to
download the tarball or from GIT repository), visit:

https://www.kamailio.org/w/2021/12/kamailio-v5-3-9-released/