Cave Tweaks
Java mod listed for Minecraft 1.18. Downloads from the MC Java Mods app on Android.
I don't know my version or loader
Stardust Labs has a Discord for Cave Tweaks and our other projects!
As of Minecraft 1.18.2 Cave Tweaks will NO LONGER BE UPDATED. This mod is DISCONTINUED and only for 1.18.1.
Minecraft 1.18 brought a huge overhaul to caves.
Cave Tweaks (a mod for both Fabric and Forge) aims to extend that by bringing even more variation to the game's cave systems.
It should be compatible with most worldgen mods, including Terralith.
The mod is extremely configurable and almost every aspect of cave generation can be edited.
Cave Tweaks' advanced configuration allows you to customize:
- Cave sizes. You can make rare, huge caverns, or have cheese caves make flat caverns through the entire map - or anything else! You can make spaghetti caves form intricate cave systems, or just make them thicker.
- Aquifers. Make them more common, get rid of them completely or make them almost always form cave lakes!
- Cave biomes! Change their placement to be more or less 3d, or even make an entire underground of lush caves if you want.
...and much more!
With the default configuration:
- Underground biomes are truly 3d - for example, you can find a dripstone cave below a lush cave, which is never possible in vanilla.
- Cave Entrances can be very rounded, very layered, or anywhere in between.
- Aquifers are much larger and have much more varied shapes. They are also much more likely to create partially flooded caves.
- "Spaghetti" cave tunnels are usually clamped shut when near the surface, to avoid destroying the terrain too much. Rarely, they can open up into much larger cave entrances.
- Pillars are much less common in Cave Entrances to avoid unnecessary clutter.
- Spaghetti caves are warped and twisted into many different shapes!




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- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.18.1, 1.18
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on CurseForge — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
- Ships as Cave_Tweaks_v1.2_Forge.jar — drop this file into the mods folder
- Download size: 78 KB
- Download link checked 15 Oct 2026 — working
These come from our own check of the pack file, not from the source page.