Substratum
A Terra pack that creates a completely underground world with several unique caves to explore within.
Install / Use
/learn @DeathShadez/SubstratumREADME
Substratum
A Terra pack that creates a completely underground world with several unique caves to explore within.
Part of this pack uses resources from these packs:
POSSIBLE ISSUES
- Might spawn players at the top bedrock layer depending on how world is generated
- Players might spawn and suffocate upon initial spawn
- Coral Coves is disabled by default. Be warned that coral coves is messy with its borders and doesn't work too well when merged with other packs.
Installation
Download the Substratum pack from the releases page for a reliable pack version or from the main Substratum branch for changes that haven't been applied to the latest release yet.
Read the World Installation section if you want a typical fully underground Substratum world.
Otherwise skip ahead to the Drop-In Merge Installation section for adding Substratum caves to other packs.
World Installation
Follow this installation guide for your particular platform.
Fabric users will have to edit the level.dat in order to apply custom generation to the end dimension.
Bukkit.yml Quick Reference For Overworld
For custom worlds, replace "world" with your custom world name
worlds:
world:
generator: Terra:SUBSTRATUM
More than One Config Pack for Multiple Worlds
worlds:
world:
generator: Terra:OVERWORLD
world_name:
generator: Terra:SUBSTRATUM
Drop-In Merge Installation
If you want to add Substratum's cave biomes to a pack, please follow the steps below closely.
-
Copy over EVERY file in Substratum over to the desired pack
-
Ensure that duplicate files are ignored and skipped
-
Go to the
substratum_meta.ymland edit the max and min values for cave biomes to your desired pack values. -
Go to the preset for your desired pack (default overworld config is
TerraOverworldConfig\biome-providers\presets\default.yml) and add- << biome-providers/extrusions/add_substratum_cave_biomes.yml:extrusionsto the extrusions list.
How to Disable Biomes
Dislike a particular cave biome? Well, you can customize everything in Substratum to your liking and that includes disabling any cave biomes!
Go to the Substratum\biome-providers\extrusions\add_substratum_cave_biomes.yml and comment out the biome
Place a # in front of the weighted item representing the biome in the list to comment out the biome and disable it
Related Skills
node-connect
346.4kDiagnose OpenClaw node connection and pairing failures for Android, iOS, and macOS companion apps
frontend-design
107.2kCreate distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, or applications. Generates creative, polished code that avoids generic AI aesthetics.
openai-whisper-api
346.4kTranscribe audio via OpenAI Audio Transcriptions API (Whisper).
qqbot-media
346.4kQQBot 富媒体收发能力。使用 <qqmedia> 标签,系统根据文件扩展名自动识别类型(图片/语音/视频/文件)。
Security Score
Audited on Feb 19, 2026
