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Cesium Storage Format

EXPERIMENTAL: Highly unstable alternative world format for Minecraft. Here be dragons.

17.9k
95

Compatibility

Minecraft: Java Edition

1.21.x
1.20.4–1.20.6
1.20–1.20.2

Platforms

Supported environments

Server-side
Singleplayer

Links

Report issues View source Visit wiki

Creators

CesiumMC Organization

Details

Licensed LGPL-3.0-only
Published 2 years ago
Updated 2 weeks ago

Cesium 0.2.6 for Minecraft 1.21.9 and 1.21.10

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Changelog

What's Changed

  • Update dependencies
  • Supports 1.21.9 and 1.21.10

Files

cesium-fabric+1.21.10-0.2.6.jar(11.1 MiB) Primary
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cesium-fabric+1.21.10-0.2.6-sources.jar(144.33 KiB)
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Metadata

Release channel

Beta

Version number

0.2.6

Loaders

Fabric Quilt

Game versions

1.21.9–1.21.10

Downloads

46

Publication date

October 10, 2025 at 6:34 PM

Version ID