| Branch | Initialization | Active Support Until | Security Support Until |
|---|---|---|---|
| v4.4.x | 2019-4-15 | 2020-4-30 | 2022-7-31 |
| 2019-12-20 | 2020-12-31 | 2021-3-31 | |
| v4.6.x | 2021-01-06 | 2022-01-31 | 2023-01-31 |
| Active support | A release that is being actively supported. Reported bugs and security issues are fixed and regular point releases are made. |
|---|---|
| Security fixes only | A release that is supported for critical security issues only. Releases are only made on an as-needed basis. |
These releases that are no longer supported. Users of this release should upgrade as soon as possible, as they may be exposed to unpatched security vulnerabilities.
v1.x(2012-7-1 ~ 2018-05-14)v2.x(2016-12-30 ~ 2018-05-23)v4.0.x,v4.1.x,v4.2.x(2018-06-14 ~ 2019-02-02)v4.3.x(2019-2-7 ~ 2019-12-31)