GEM Version Release Date End of Support
1.4 ~ 08/30/2017
2.0 08/30/2016 02/07/2018
2.1 02/07/2017 05/05/2018
2.2 05/05/2017 10/12/2018
2.3 10/12/2017 03/08/2019
2.4 03/08/2018 09/07/2019
2.5 09/07/2018 12/20/2019
2.6 12/20/2018 ~