Skip to content

Java and MegaMek

Dave N edited this page Jun 1, 2024 · 19 revisions

Our Recommended Version as of 20-May-2024:

Java 17 - Link to Install

Java 11 is required for all releases starting with 0.49.x. Stable 0.48.X is our final release supporting Java 8. All new MILESTONE releases will require Java 11 or 17 ONLY.

As of the 0.49.11 MegaMek/MegaMekLab/MekHQ releases (December 22/2022), we've added support for Java 17.

Maximum Supported Version:
Java 17 - this is ONLY for releases including and after 0.49.11 (December 22nd/2022). Any releases prior to this will have issues on Java 17.


MegaMek Versions Compatible Java Version Java Release Date Java End of Availability (EOL)
0.48.0-Stable* Java 8 (LTS) Mar 2014 At least Nov 2026
0.49.0 to 0.49.x Java 11 (LTS) Sep 2018 At least Oct 2027
0.49.11 to 0.49.x Java 17 (LTS) Sep 2021 At least Oct 2027
Unknown at this time Java 21 (LTS) Sep 2023 At least Dec 2029
Unknown at this time Java 25 (LTS) Expected Sep 2024 Expected Mar 2025
  • This version is available as a legacy release but is no longer being maintained
Clone this wiki locally