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Minecraft 1.18-rc2

Release candidateLegacy 1.x

Minecraft 1.18-rc2 is a Java Edition release candidate released on 26 Nov 2021 under the classic 1.x numbering. Mojang lists Java 17 as the required runtime. It speaks network protocol 1073741882.

Official artwork published by Mojang for Minecraft 1.18-rc2

Minecraft 1.18 Release Candidate 2

We're now releasing the second (and hopefully last) release candidate for Caves & Cliffs: Part II. If there are no major issues following this release, no further changes will be done before the full release. Fixed bugs in 1.18 Release Candidate 2 MC
Image and summary: Mojang Studios, from the official Java Edition patch notes. Not affiliated with Mojang.
Released
26 Nov 2021
Requires Java
Java 17+
Protocol version
1073741882
Data version
2857
Version group
1.18
Numbering
Legacy (1.x)
Server software
0 with builds
Position
#604 of 903

Official downloads

Served by Mojang. Verify the checksum before running anything.

FileSizeSHA-1Download
Server jar44.2 MB96162b8d0af6piston-data.mojang.com ↗
Client jar19.1 MB6d90a50cc252piston-data.mojang.com ↗

The catalogue on 1.18-rc2

Projects that name 1.18-rc2 in their own release metadata. Follow any of these to the full filtered list.

What runs on 1.18-rc2

Builds are counted from each project's own API; declared support comes from the loader's metadata.

Full compatibility
SoftwareLatest buildPublishedChecksumDownload
Fabric Loader0.19.3Not build baseddeclaredloader
Quilt Loader0.30.1-beta.2Not build baseddeclaredloader

Everything in 1.18

23 versions in this group.

Filter list
VersionTypeProtocolReleased
1.18.2Release75828 Feb 2022
1.18.2-rc1Release candidate107374189725 Feb 2022
1.18.2-pre3Pre-release107374189623 Feb 2022
1.18.2-pre2Pre-release107374189521 Feb 2022
1.18.2-pre1Pre-release107374189418 Feb 2022
1.18.1Release75710 Dec 2021
1.18.1-rc3Release candidate107374188810 Dec 2021
1.18.1-rc2Release candidate10737418878 Dec 2021
1.18.1-rc1Release candidate10737418867 Dec 2021
1.18.1-pre1Pre-release10737418853 Dec 2021
1.18Release75730 Nov 2021
1.18-rc4Release candidate107374188429 Nov 2021
1.18-rc3Release candidate107374188326 Nov 2021
1.18-rc2Release candidate107374188226 Nov 2021
1.18-rc1Release candidate107374188125 Nov 2021
1.18-pre8Pre-release107374188024 Nov 2021
1.18-pre7Pre-release107374187923 Nov 2021
1.18-pre6Pre-release107374187822 Nov 2021
1.18-pre5Pre-release107374187719 Nov 2021
1.18-pre4Pre-release107374187617 Nov 2021
1.18-pre3Pre-release107374187517 Nov 2021
1.18-pre2Pre-release107374187416 Nov 2021
1.18-pre1Pre-release107374187311 Nov 2021

Questions about Minecraft 1.18-rc2

What Java version does Minecraft 1.18-rc2 require?

Minecraft 1.18-rc2 requires Java 17 or newer. Mojang publishes this in the version metadata, so an older runtime refuses to start it.

What protocol version does Minecraft 1.18-rc2 use?

Minecraft 1.18-rc2 speaks protocol 1073741882. A client and a server can only connect when their protocol numbers match.

Where do I download the Minecraft 1.18-rc2 server jar?

Mojang hosts it directly. This page links to the official file with its SHA-1 checksum and size, so you can verify the download before you run it. We do not mirror or repackage it.

Go deeper

Metadata from Mojang’s official version manifest. Protocol and data versions from the PrismarineJS minecraft-data project.