ModsFinder

Bug Fixes

by LevsidorovI

Bug Fixes is a mod that corrects several vanilla bugs, including one where mushrooms could spawn caves before 1.18.

FabricForgeNeoForgeQuiltClient and serverAll rights reserved1.16 – 26.2

What it does

The mod fixes specific bugs tracked as MC-244162 and MC-119599, which let cave mushrooms generate in caves before Minecraft 1.18 changed the rules. It also corrects a set of smaller issues and minor glitches reported by its author. Files are published for Fabric, Forge, NeoForge and Quilt across 39 release versions, 1.16 – 26.2, under All rights reserved, and the mod is not open source. The latest builds, 1.0.0.0, were published on 2026-06-16, and the author keeps an issue tracker.

Key features

  1. Cave mushroom fix

    Corrects the cave mushroom generation issue tracked as MC-244162 and MC-119599, so mushrooms no longer appear in caves before 1.18.

  2. Other important bugs

    Several further bugs that the author considered important are fixed in the same release.

  3. Minor issue fixes

    Smaller glitches and minor issues are corrected, and the cave mushroom fix has been refined.

Compatibility

Latest build for each game version and loader.

No stable releases
Every published file is a beta or alpha build.
26.x4 of 4 versions with builds
26.21.0.0.0Not available1.0.0.01.0.0.0
26.1.21.0.0.01.0.0.01.0.0.01.0.0.0
26.1.11.0.0.01.0.0.01.0.0.01.0.0.0
26.11.0.0.01.0.0.01.0.0.01.0.0.0
1.21.x12 of 12 versions with builds
1.21.111.0.0.01.0.0.01.0.0.01.0.0.0
1.21.101.0.0.01.0.0.01.0.0.01.0.0.0
1.21.91.0.0.01.0.0.01.0.0.01.0.0.0
1.21.81.0.0.01.0.0.01.0.0.01.0.0.0
1.21.71.0.0.01.0.0.01.0.0.01.0.0.0
1.21.61.0.0.01.0.0.01.0.0.01.0.0.0
1.21.51.0.0.01.0.0.01.0.0.01.0.0.0
1.21.41.0.0.01.0.0.01.0.0.01.0.0.0
1.21.31.0.0.01.0.0.01.0.0.01.0.0.0
1.21.21.0.0.01.0.0.01.0.0.01.0.0.0
1.21.11.0.0.01.0.0.01.0.0.01.0.0.0
1.211.0.0.01.0.0.01.0.0.01.0.0.0
1.20.x7 of 7 versions with builds
1.19.x5 of 5 versions with builds
1.18.x3 of 3 versions with builds
1.17.x2 of 2 versions with builds
1.16.x6 of 6 versions with builds
ReleaseBetaAlphaNot available

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

How it compares

Full comparison

Simple Snowy Fix is a server-side only mod, open source under the GNU Lesser General Public License v3.0 only, with files for 1.18.2 – 26.2. No Caves is server required with the client optional, open source under the MIT License, and covers 1.18 – 26.1, so it targets a different set of cave behavior.

ModLoadersGame versionsEnvironmentUpdated
Bug FixesFabric, Forge, NeoForge and Quilt1.16 – 26.2Client and server2026-06-16
Simple Snowy Fix (Forge / Fabric)Fabric, Forge, NeoForge and Quilt1.18.2 – 26.2Server-side only2026-06-18
No CavesFabric, Forge, NeoForge and Quilt1.18 – 26.1Server required, client optional2026-03-25

Questions

Does Bug Fixes need to be installed on both sides?

Yes. Both the server and every player need the mod, since the environment is client and server.

In the catalog

Bug Fixes is one of 3,545 Optimization mods on ModsFinder, and one of 2,575 Optimization mods for Fabric. 13,894 mods support Minecraft 26.2.

Optimization mods3,545Fabric modsMods for 26.213,894

More from LevsidorovI

All projects
Enhanced Biomes Music1.18.2 – 26.3Baby Mob Fix26.1 – 26.3Cave Mushroom Fix1.20 – 26.3

Similar mods

Sodium1.16.3 – 26.3Iris Shaders1.16.5 – 26.3Entity Cullingb1.7.3 – 26.3FerriteCore1.16.5 – 26.3ImmediatelyFast1.18.2 – 26.3Sodium Extra1.16.2 – 26.3

What the author says

- An improved mod to fix cave mushrooms.
LevsidorovI, on the Modrinth page

Official listing

Owner
LevsidorovI
Published
2026-06-04
Updated on Modrinth
2026-06-16
Facts verified
2026-10-15

Tags

OptimizationUtilityWorld generation
Open on ModrinthCompare