DatapacksJava
Ancient City spawns in all Cave Biomes
Java data pack listed for Minecraft 1.21–26.x. Downloads from the MC Java Mods app on Android.
Allows ancient cities to generate in every single cave biome, alongside allowing them to generate up to y=30. Free Minecraft Java datapack for 1.21.11…
⬇ Download on Modrinth
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21.11, 26.1, 26.1.1
- 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 Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — see the MC Java Mods guides for the full walkthrough.
File checked by MCModsHub
- Downloads as Ancient_City_all_caves_1.2.0.zip
- Download size: 11 KB
- Download link checked 18 Oct 2026 — working
These come from our own check of the pack file, not from the source page.