Compatibility
What works with Minecraft 1.18
Released 30 Nov 2021. Everything below comes from the projects' own published data, and each row says how we know.
Java requirement
Java 17 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 1.18.
| Software | Build | Published | Size | Checksum | Download |
|---|---|---|---|---|---|
| BungeeCord | #1636 | 8 Apr 2022 | 17.9 MB | Not published | jar ↗ |
| Paper | #66 | 10 Dec 2021 | 32.8 MB | a43209820ba6… | jar ↗ |
| Pufferfish | #11 | 10 Dec 2021 | 35.3 MB | Not published | jar ↗ |
| Purpur | #1433 | 10 Dec 2021 | Unknown | Not published | jar ↗ |
| Spigot | #3359 | 10 Dec 2021 | 62.6 MB | Not published | jar ↗ |
| Waterfall | #488 | 30 May 2022 | 0.0 MB | bc97e4d86b48… | jar ↗ |
Mod loaders
Support declared in each loader's own metadata.
- Pufferfish#11inferredsupported
- Spigot#3359inferredsupported
- BungeeCord#1636inferredsupported
- Minecraft Forge38.0.17declaredsupported
- Fabric Loader0.19.3declaredsupported
- Quilt Loader0.30.1-beta.2declaredsupported
Clients that can join
Protocol 757 is shared with these versions, so they can connect without a translation proxy.
Frequently asked
Which Java version does Minecraft 1.18 need?
Java 17 or newer. Mojang publishes this requirement in the version metadata, so an older runtime will refuse to start the server.
Which Minecraft versions can connect to a 1.18 server?
Any client speaking protocol 757: 1.18.1. Versions with a different protocol number need a translation proxy such as ViaVersion.
Which server software supports 1.18?
BungeeCord, Paper, Pufferfish, Purpur, Spigot, Waterfall publish builds for 1.18.