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Release Series | Release Type | Release Date | Security Fix Only | EOL |
1.2.X |
| 2005-11-21 | 2007-08-07 | 2010-11-21 |
1.4.X | LTS | 2006-12-23 | 2011-04-21 | 2012-04-21 |
1.6.0.X | Standard | 2008-10-01 | 2010-05-01 | 2010-10-01 |
1.6.1.X | Standard | 2009-04-27 | 2010-05-01 | 2011-04-27 |
1.6.2.X | Standard | 2009-12-18 | 2011-04-21 | 2012-04-21 |
1.8.X | LTS | 2010-10-21 | 2014-10-21 | 2015-10-21 |
10.X | Standard | 2011-12-15 | 2012-12-15 | 2013-12-15 |
11.x | LTS | 2012-10-25 | 2016-10-25 | 2017-10-25 |
12.x | Standard | 2013-12-20 | 2014-12-20 | 2015-12-20 |
13.x | LTS | 2014-10-24 | 2020-10-24 | 2021-10-24 |
| 14.x | Standard | 2016-09-26 | 2017-09-26 | 2018-09-26 |
15.x | Standard | 2017-10-03 | 2018-10-03 | 2019-10-03 |
| 16.x | LTS | 2018-10-1709 | 2022-10-1109 | 2023-10-1109 |
New releases of Asterisk will be made roughly once a year, alternating between standard and LTS releases. Within a given release series that is fully supported, bug fix updates are provided roughly every 4 weeks. For a release series that is receiving only maintenance for security fixes, updates are made on an as needed basis.
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