World generation
914 mods match your filters.
Adds structures from the MC console edition's Halloween Mashup pack.
Replace Zombie Villager Spawns with Zombies 1% to 100% of the time. Separate Spawner Cage and Natural Spawn percentages.
This mod will add new world type called Random chunks
ShadowBorders is a powerful per-dimension world border system for Minecraft Fabric servers.
Converts dirt blocks net to or under water blocks to mud or biome specific 'shore line' blocks over time, without changing world generation settings.
improves vanilla minecraft to perfection
Lightweight mod that reverts 1.7 cave changes
A new biome named Wetland with moss and swamp feature
Explore the world of dragons with new nest of all purebreed dragons from boulder all the way to tidal! we got them all!
Utility for completely disabling dimensions
Adds gamerules to enable vanilla tree growth
Rare Rich Veins adds extremely rare, naturally generated large ore deposits to Minecraft while keeping vanilla ore generation completely unchanged. Explore new chunks to discover massive, configurable ore veins hidden deep underground.
Venture into the world of stupidium as you meet stupid villagers with op trades that scam you and you don't know it until you look at crafting recipes, and a boss and some new biomes!
Adds biome-specific variants for Woodland Mansions; easily expandable with data packs!
A small collection of worldgen tweaks
A mod that makes emerald ores biome independent, to make it worth going mining for them.
Replaces all air with water during chunk generation.
Mod That Adds Sapphire
Geo Expansion a geology mod and a biome mod.
Enables 1.18's world blending for worlds created in 1.18 snapshots.
Peachy Madness adds peaches, cherry food items, blocks, and introduces uranium and vanadium ores with new tools and armor to Minecraft.
Adds a config to change the temperature at which biomes can snow rather than rain
Worley noise-based caves for Fabric and Neoforge
Mine stone-like blocks for configurable ore rewards — Forge, Fabric, and NeoForge from 1.20.1 to 26.2 selected versions only.