Table of Contents
Major version Initial release Latest Release Required Java Version In development / still supported?
7.x 7.0.0 (2024-03-22) 7.8.0-SNAPSHOT (2024-11-29) 8 ✔ yes
6.x 6.0.0 (2017-12-15) 6.55.0 (2023-02-25) 7 ❌ no
5.x 5.0.0 (2012-05-01) 5.8.1 (2017-07-01) 7 ❌ no
4.x 4.0 (2007-07-20) 4.3 (2011-11-04) 5 ❌ no
3.x 3.0 (2005-03-23) 3.9 (2006-12-19) 4 ❌ no
2.x 2.0 (2004-10-19) 2.3 (2005-02-01)   ❌ no
1.x 1.0 (2002-11-04) 1.9 (2004-07-14)   ❌ no

In general, only the latest major version is in active development and regularly will receive new features and bug fixes etc. Once a new version is released, the previous version becomes unsupported. We recommend to always update to the latest version to benefit from new features and bug fixes.

See also Release process and version policies.