ModsFinder

Moss Fix

by gamma-02

Moss Fix lets moss spread under transparent blocks, a change that applies on the server side only.

FabricForgeNeoForgeServer-side onlyMIT LicenseOpen source1.19.2 – 1.21.11

What it does

Vanilla moss does not spread beneath glass, leaves or other transparent blocks. Moss Fix allows that spread, and its behavior can be adjusted through its configuration. Because the change happens on the server, players join without installing anything.

Two extra builtin resource packs add moss spreading onto sand and gravel in one, and onto cobblestone in the other. Either pack can be switched off in the datapack menu or through a console command. Files are published for Fabric, Forge and NeoForge, covering 1.19.2 – 1.21.11, under the MIT License, and the code is open source.

Key features

  1. Spread under transparent blocks

    Moss can grow on blocks that sit under glass, leaves and similar transparent blocks, where vanilla moss stops.

  2. Optional sand and gravel spread

    A builtin resource pack lets moss spread onto sand and gravel, and it can be disabled in the datapack menu.

  3. Optional cobblestone spread

    A second builtin resource pack lets moss spread onto cobblestone, and it can also be switched off separately.

Compatibility

Latest build for each game version and loader.

1.21.x12 of 12 versions with builds
1.21.112.1.0Not available2.1.0
1.21.102.1.0Not available2.1.0
1.21.92.1.0Not available2.1.0
1.21.82.1.0Not available2.1.0
1.21.72.1.0Not available2.1.0
1.21.62.1.0Not available2.1.0
1.21.52.1.0Not available2.1.0
1.21.42.1.0Not available2.1.0
1.21.32.1.0Not available2.1.0
1.21.22.1.0Not available2.1.0
1.21.12.1.0Not available2.1.0
1.212.1.0Not available2.1.0
1.20.x7 of 7 versions with builds
1.19.x3 of 3 versions with builds
ReleaseBetaAlphaNot available

Only full game releases are shown. This mod publishes no snapshot builds.

Questions

Does Moss Fix need to be installed on the client?

No. It runs on the server alone, so players need nothing extra to join.

How can the sand and gravel spread be turned off?

Open the datapack menu and disable the builtin resource pack, or use a console command to turn it off.

In the catalog

Moss Fix is one of 8,515 World generation mods on ModsFinder, and one of 4,027 World generation mods for Fabric. 19,862 mods support Minecraft 1.21.11.

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What the author says

In addition, this mod provides two extra builtin resource packs that allow moss to spread onto sand and gravel in one, and cobblestone in the other. These can be disabled from the datapack selection screen or with /datapack disable. You can check version and loader support on this spreadsheet.
gamma-02, on the Modrinth page

Official listing

Owner
gamma-02
Published
2023-04-17
Updated on Modrinth
2026-06-20
Facts verified
2026-10-15

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