A new release in 1.4 series is out. Kamailio 1.4.3 is based on the latest version of branch 1.4, including many fixes in code and documentation, therefore those running 1.4.0, 1.4.1 or 1.4.2 are advised to upgrade.
Source tarballs are available at:
Download via SVN:
svn co kamailio
Tag for this release can be browsed at:
Project site at SourceForge.net (still using old name):
What is new in 1.4.x release series is summarized in the announcement of v1.4.0:
Note: Kamailio is the new name of OpenSER project. First version under Kamailio name was 1.4.0. Older versions will continue to use OpenSER name.