Asterisk 13.21.0-rc1 and 15.4.0-rc2 Now Available

The Asterisk Development Team would like to announce the first release candidate for Asterisk 13.21.0 and the second release candidate for Asterisk 15.4.0.

These release candidates are available for immediate download at

If you’d like to help please download the release candidates and test them. Any problems should be reported to the issue tracker.

For a full list of changes in these release candidates, see the following ChangeLogs:


The previous ChangeLog for 15.4.0-rc1 can be found at:


Thank you for your continued support of Asterisk!