@@ -33,18 +33,28 @@ Maintenance
3333-----------
3434
3535Each Symfony version is maintained for a fixed period of time, depending on
36- the type of the release.
36+ the type of the release. We have two maintenance periods:
37+
38+ * *Bug fixes and security fixes *: During this period, all issues can be fixed.
39+ The end of this period is referenced as being the *end of maintenance * of a
40+ release.
41+
42+ * *Security fixes only *: During this period, only security related issues can
43+ be fixed. The end of this period is referenced as being the *end of
44+ life * of a release.
3745
3846Standard Releases
3947~~~~~~~~~~~~~~~~~
4048
41- A standard release is maintained for an *eight month * period.
49+ A standard release is maintained for an *eight month * period for bug fixes,
50+ and for a *fourteen month * period for security issue fixes.
4251
4352Long Term Support Releases
4453~~~~~~~~~~~~~~~~~~~~~~~~~~
4554
4655Every two years, a new Long Term Support Release (aka LTS release) is
47- published. Each LTS release is supported for a *three year * period.
56+ published. Each LTS release is supported for a *three year * period for bug
57+ fixes, and for a *four year * period for security issue fixes.
4858
4959..note ::
5060
@@ -63,14 +73,26 @@ Below is the schedule for the first few versions that use this release model:
6373* **Blue ** represents the Stabilisation phase
6474* **Green ** represents the Maintenance period
6575
66- This results in very predictable dates and maintenance periods.
76+ This results in very predictable dates and maintenance periods:
77+
78+ | Version | Release | End of Maintenance | End of Life |
79+ | ------- | ------- | ------------------- | ----------- |
80+ | 2.0 | 07/2011 | 03/2013 (20 months) | 09/2013 |
81+ | 2.1 | 09/2012 | 05/2013 (9 months) | 11/2013 |
82+ | 2.2 | 03/2013 | 11/2013 (8 months) | 05/2014 |
83+ | **2.3** | 05/2013 | 05/2016 (36 months) | 05/2017 |
84+ | 2.4 | 11/2013 | 07/2014 (8 months) | 01/2015 |
85+ | 2.5 | 05/2014 | 01/2015 (8 months) | 07/2016 |
86+ | 2.6 | 11/2014 | 07/2015 (8 months) | 01/2016 |
87+ | **2.7** | 05/2015 | 05/2018 (36 months) | 05/2019 |
88+ | 2.8 | 11/2015 | 07/2016 (8 months) | 01/2017 |
89+ | ... | ... | ... | ... |
90+
91+ ..tip ::
6792
68- * *(special) * Symfony 2.2 will be released at the end of February 2013;
69- * *(special) * Symfony 2.3 (the first LTS) will be released at the end of May
70- 2013;
71- * Symfony 2.4 will be released at the end of November 2013;
72- * Symfony 2.5 will be released at the end of May 2014;
73- * ...
93+ If you want to learn more about the timeline of any given Symfony version,
94+ use the online `timeline calculator `_. You can also get all data as a JSON
95+ string via a URL like `http://symfony.com/roadmap.json?version=2.x `.
7496
7597Backward Compatibility
7698----------------------
@@ -124,3 +146,4 @@ upgrade.
124146
125147.. _Git repository :https://github.com/symfony/symfony
126148.. _SensioLabs :http://sensiolabs.com/
149+ .. _roadmap :http://symfony.com/roadmap