Compatibility
What works with Minecraft 26.1-rc-2
Released 20 Mar 2026. Everything below comes from the projects' own published data, and each row says how we know.
Java requirement
Java 25 or newer
Published by Mojang for this exact version. An older runtime will not start it. Get a verified build.
Server software with builds
Real, downloadable builds for 26.1-rc-2.
Mod loaders
Support declared in each loader's own metadata.
- Sponge26.1-rc-2-19.0.0-RC2575inferredsupported
- Fabric Loader0.19.3declaredsupported
- Quilt Loader0.30.1-beta.2declaredsupported
Frequently asked
Which Java version does Minecraft 26.1-rc-2 need?
Java 25 or newer. Mojang publishes this requirement in the version metadata, so an older runtime will refuse to start the server.
Can I run Minecraft 26.1-rc-2 on Java 21?
No. 26.1-rc-2 requires Java 25, and Java 21 is older than that. Java 21 still works for Minecraft versions released before the requirement changed.
Which server software supports 26.1-rc-2?
Sponge publish builds for 26.1-rc-2.