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Minecraft 26.3

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Minecraft 26.3 is a Java Edition full release released on 15 Sept 2026 under the calendar versioning scheme introduced in 2026. Mojang lists Java 25 as the required runtime. It speaks network protocol 777.

Official artwork published by Mojang for Minecraft 26.3

Minecraft: Java Edition 26.3

Wilderness Bound is out now in Minecraft Java Edition! Pack your supplies and set off on an expedition into the dappled forest where the trails end and adventure begins. Seek out abandoned camps, build outposts among the poplar trees, sleep under the stars
Image and summary: Mojang Studios, from the official Java Edition patch notes. Not affiliated with Mojang.
Released
15 Sept 2026
Requires Java
Java 25+
Protocol version
777
Data version
5023
Version group
26.3
Numbering
Calendar (YY.N)
Server software
1 with builds
Position
#915 of 915

Official downloads

Served by Mojang. Verify the checksum before running anything.

FileSizeSHA-1Download
Server jar59.4 MB33680f5f2ac3piston-data.mojang.com ↗
Client jar39.6 MBe877b6a07acdpiston-data.mojang.com ↗

The catalogue on 26.3

Projects that name 26.3 in their own release metadata. Follow any of these to the full filtered list.

What runs on 26.3

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

Full compatibility
SoftwareLatest buildPublishedChecksumDownload
Paper#415 Sept 2026a81263b866a4jar ↗
Fabric Loader0.19.5No build in our cataloguedeclaredloader

Everything in 26.3

17 versions in this group.

Filter list
VersionTypeProtocolReleased
26.3Release77715 Sept 2026
26.3-rc-3Release candidate107374216214 Sept 2026
26.3-rc-2Release candidate107374216111 Sept 2026
26.3-rc-1Release candidate107374216010 Sept 2026
26.3-pre-3Pre-release10737421598 Sept 2026
26.3-pre-2Pre-release10737421584 Sept 2026
26.3-pre-1Pre-release10737421571 Sept 2026
26.3-snapshot-10Snapshot107374215625 Aug 2026
26.3-snapshot-9Snapshot107374215517 Aug 2026
26.3-snapshot-8Snapshot107374215412 Aug 2026
26.3-snapshot-7Snapshot10737421534 Aug 2026
26.3-snapshot-6Snapshot107374215228 Jul 2026
26.3-snapshot-5Snapshot107374215121 Jul 2026
26.3-snapshot-4Snapshot107374215016 Jul 2026
26.3-snapshot-3Snapshot10737421497 Jul 2026
26.3-snapshot-2Snapshot107374214830 Jun 2026
26.3-snapshot-1Snapshot107374214723 Jun 2026

26.3 uses calendar versioning. The number means year 26, drop 3. It is not a 1.x version, and there is no 1.22. Read what changed.

Questions about Minecraft 26.3

What Java version does Minecraft 26.3 require?

Minecraft 26.3 requires Java 25 or newer. Mojang publishes this in the version metadata, and an older runtime refuses to start it.

What protocol version does Minecraft 26.3 use?

Minecraft 26.3 speaks protocol 777. A client and a server can only connect when their protocol numbers match.

Where do I download the Minecraft 26.3 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.

Which server software supports Minecraft 26.3?

Paper publish builds for 26.3. Each one is listed with its build number and checksum.

Is 26.3 the same as a 1.x version?

No. 26.3 uses the calendar scheme Mojang introduced in 2026, where the first number is the year and the second is the drop within that year. There is no 1.22.

Go deeper

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

Is this information wrong or missing something? .