Minecraft World Generation Mods
Mods that change the map itself. New biomes, taller terrain, extra structures, and whole dimensions, each with the version range it actually generates correctly on.
You play Bedrock. Every page in this collection is for Java, and Bedrock cannot use these files.
Showing 97–142 of 142 resources
All Java Mods
YUNG's API
by YUNGNICKYOUNG
YUNG's API is the shared code library that every YUNG's Better X structure mod depends on, from Better Dungeons to Better Ocean Monuments. It adds nothing to your world by itself; install it because a dependency list told you to.
Java26.1.2Last checked
Stony Cliffs Are Cool
by bebebea_loste
Stony Cliffs Are Cool replaces the bare dirt left behind by vanilla Overworld terrain with proper stone cliff faces, on Forge, NeoForge, and Fabric.
Java1.21.4Last checked
YUNG's Better Witch Huts
by YUNGNICKYOUNG
A server-side overhaul of Minecraft's witch hut structure for Fabric, Forge, and NeoForge. Adds new hut variants, a witch's circle, and more meaningful loot while keeping the vanilla swamp exploration loop intact.
Java26.1.2Last checked
YUNG's Bridges
by YUNGNICKYOUNG
YUNG's Bridges adds more than 15 biome-specific bridge designs that generate naturally across Minecraft Java's rivers and ravines. It runs server-side only, and Fabric and NeoForge track the current 26.1.x builds while Forge has not shipped past 1.21.1.
Java26.1.2Last checked
Ad Astra
by terrarium-earth
Ad Astra turns Minecraft Java into a space program: build rockets, suit up in oxygen-fed space suits, and settle the Moon, Mars, Venus, Mercury, and Glacio on Fabric, Forge, or NeoForge.
Java1.21.1Last checked
Ecologics
by samedifferent
Ecologics adds vanilla-style creatures and blocks to five Minecraft biomes, from coconut crabs on the beach to penguins in the snow, without changing the vanilla art style.
Java26.2Last checked
Mystical Agriculture
by BlakeBr0
Mystical Agriculture is a Java Edition mod that turns resource gathering into crops. Essence from those crops feeds a tiered progression through the Infusion Altar and Awakening Altar, and the mod needs the separate Cucumber Library to load, running on Forge up to Minecraft 1.20.1 and NeoForge up to 26.1.2.
Java26.1.2Last checked
Croptopia
by thethonk
Croptopia adds 58 crops, 26 fruit trees, and more than 250 food items to Minecraft Java, with cooking mechanics and an optional Patchouli recipe book for Fabric and NeoForge.
Java26.2Last checked
Aquamirae
by Obscuria
A frozen ocean biome mod for Minecraft Java that layers the Ice Maze labyrinth over a sunken Ship Graveyard, guarded by the ghost captain Cornelia.
Java1.21.1Last checked
Friends&Foes
by faboslav
Friends&Foes brings back Mob Vote runners-up like the Copper Golem, Crab, and Iceologer as a standalone Fabric and Quilt mod for Minecraft Java.
Java26.2Last checked
Twilight Forest
by TeamTwilight (Benimatic, Drullkus, Squiggly_Androsa, Tamaized, GizmoTheMoonPig, and jodlodi)
Twilight Forest opens a fully separate adventure dimension in Minecraft Java, with a flower-and-water portal, eight boss-gated biomes, and unique dungeons and loot.
Java1.21.1Last checked
Vanilla Backport
by ItsBlackgear
Vanilla Backport ports vanilla features, blocks, and mobs from newer Minecraft updates into older versions instead of adding new content. It runs on Fabric, Forge, NeoForge, and Quilt, and needs the Platform library mod to load.
Java1.21.1Last checked
YUNG's Better Jungle Temples
by YUNGNICKYOUNG
YUNG's Better Jungle Temples rebuilds the vanilla jungle temple into a larger structure with new rooms, redstone traps, and expanded loot. Server-side, for Fabric, Forge, and NeoForge.
Java26.1.2Last checked
BetterEnd
by Not disclosed by source
BetterEnd expands Minecraft Java's End with new biomes, mobs, blocks, items, rituals, custom music, and a configurable world generator. Stable Fabric support reaches Minecraft 1.19.2, while newer 26.x builds are beta releases.
Java26.2Last checked
Java ModNot for BedrockBetterNether
by Team BetterX
BetterNether expands the Nether with new biomes, plants, mobs, materials, tools, items, recipes, and structures, including rare Nether Cities. Its vertical and volumetric biome system also supports other mods and data packs.
Java26.1.2Last checked
Lithostitched
by Apollo
Lithostitched is a server-side worldgen library for Fabric, Forge, and NeoForge. It adds nothing to a vanilla install by itself and only matters when a datapack or mod you added lists it as a dependency.
Java26.2Last checked
ATi Structures
by ATi
A Minecraft Java mod that scatters 56 handcrafted dungeons and structures across the world, built from vanilla blocks and playable on Fabric, Forge, NeoForge, or Quilt.
Java26.2Last checked
Cristel Lib
by Cristelknight
A library mod other Minecraft projects depend on for structure spacing configs and conditional runtime datapacks. Fabric, Quilt, and NeoForge builds stay current at 26.2; the Forge port stalled at 1.20.4.
Java26.2Last checked
BuildPaste
by mistrx14
BuildPaste pastes structures from its own online database of 15,000+ builds straight into your Minecraft Java world with /paste or the Build Placer item. Mod builds cover Fabric, Forge, and NeoForge, and a separate Paper, Spigot, and Bukkit plugin covers self-hosted servers.
Java26.2Last checked
TerraBlender
by Glitchfiend (Adubbz)
TerraBlender is a library mod that lets Minecraft Java biome mods like Biomes O' Plenty and Terralith add custom biomes to the overworld. It has no features on its own, so install it only when a mod you use requires it.
Java26.1.2Last checked
YUNG's Better Desert Temples
by TeraBuildsStuff
YUNG's Better Desert Temples rebuilds every desert pyramid as a larger structure with a hidden dungeon, redstone traps, and expanded loot. Server-side, for Fabric, Forge, and NeoForge.
Java1.21.4Last checked
YUNG's Better End Island
by YUNGNICKYOUNG
YUNG's Better End Island rebuilds the main End island where you fight the ender dragon, adding a redesigned central spawn platform, reworked end gateways, and more to explore around the obsidian pillars.
Java1.21.4Last checked
Philip's Ruins
by PhilipModDev
Philip's Ruins adds new ancient ruins, crypts, tombs, and sunken structures to Minecraft world generation, giving Java players fresh landmarks to explore on Fabric, Forge, and NeoForge.
Java1.21.11Last checked
YUNG's Better Nether Fortresses
by YUNGNICKYOUNG
A structure mod for Minecraft Java that rebuilds the Nether fortress into a large, multi-room stronghold with new rooms, loot, bridges, and mobs. Runs on Fabric, Forge, and NeoForge and needs YUNG's API.
Java1.21.4Last checked
Bygone Nether
by izofar
Bygone Nether gives every Nether biome its own structure and matching mobs, redesigns Nether Fortresses, and adds Bastion Remnants to the Basalt Deltas, for Fabric and Forge.
Java1.20.1Last checked
Oh The Biomes We've Gone
by JT122406
Oh The Biomes We've Gone adds over 50 new biomes to Minecraft Java Edition with custom trees, plants, building blocks, and ambient sounds across the Overworld, Nether, and End. The successor to the original BYG mod, it runs on Fabric, Forge, NeoForge, and Quilt from 1.20.1 through 1.21.11.
Java1.21.11Last checked
When Dungeons Arise
by aureljz
When Dungeons Arise scatters dozens of handcrafted roguelike dungeon structures across your Minecraft Java world, from towering fortresses to underground vaults. Install it server-side on Fabric, Forge, or NeoForge for versions 1.16.5 through 1.21.1.
Java1.21.1Last checked
YUNG's Better Mineshafts
by YUNGNICKYOUNG
YUNG's Better Mineshafts replaces Minecraft Java's abandoned mineshafts with 13 biome-specific variants featuring new tunnel layouts, rare structures, and ore deposits. Server-side only; works with Fabric, Forge, and NeoForge from 1.19.2 through 1.21.4.
Java1.21.4Last checked
YUNG's Better Strongholds
by YUNGNICKYOUNG
A complete redesign of Minecraft's stronghold structure for Fabric, Forge, and NeoForge. Replaces vanilla strongholds with more varied and detailed layouts while keeping the End Portal reachable via Eye of Ender.
Java1.21.4Last checked
Immersive Weathering
by Ordana
Immersive Weathering makes blocks age. Moss spreads over cobblestone, iron rusts in rain, bricks crack under heat, wood chars and icicles form. Fabric 1.18.1 to 1.20.1, Forge 1.18.2 to 1.20.1, Moonlight Lib required on newer builds.
Java1.20.1Last checked
YUNG's Better Ocean Monuments
by TeraBuildsStuff
A complete redesign of Minecraft Java's ocean monument structures, with new room layouts, varied corridors, and improved prismarine detailing throughout. Server-side only; works with Fabric, Forge, and NeoForge from 1.19.2 to 1.21.4.
Java1.21.4Last checked
From The Fog
by Lunar Eclipse Studios
From The Fog is a Herobrine horror mod for Minecraft Java Edition by Lunar Eclipse Studios. It ships for Fabric, Forge and NeoForge, plus a plain datapack, and it needs to be on the server.
Java1.21.10Last checked
Repurposed Structures - Fabric
by TelepathicGrunt
Repurposed Structures expands every vanilla structure with new biome-themed variants, from a Jungle Fortress to Cherry Village wells, across the Overworld, Nether, and End.
Java1.21.11Last checked
Naturalist
by crispytwig
Naturalist is a Minecraft Java mod that adds 47 animals and 66 variants with their own behaviours and drops. Fabric covers 1.18.2 to 26.3, NeoForge 1.21.1 to 26.3, and Forge stops at 1.20.1.
Java26.3Last checked
Regions Unexplored
by Apollo
Regions Unexplored adds 64 new biomes to Minecraft Java's Overworld and Nether, plus new blocks and items. Current builds require Lithostitched, plus Fabric API on Fabric. Fabric and NeoForge reach 26.1.2; Forge and Quilt builds have stopped.
Java26.1.2Last checked
William Wythers' Overhauled Overworld
by Cristelknight
A world generation mod that overhauls all vanilla overworld biomes with sub-biomes and smoother transitions, for Fabric, NeoForge and Quilt on Minecraft Java Edition.
Java26.3Last checked
YUNG's Better Dungeons
by Acarii
YUNG's Better Dungeons completely overhauls Minecraft's dungeon generation, replacing the single-room vanilla dungeon with multi-layered Catacombs, Fortresses of the Undead, Spider Caves, and optional Nether variants. No client install required for multiplayer servers.
Java1.21.4Last checked
Alex's Caves
by AlexModGuy
Alex's Caves adds six rare underground biomes to Minecraft 1.20.1, each with its own stone, mobs and loot. Requires Citadel, runs on Forge and NeoForge, and stops at 1.20.1.
Java1.20.1Last checked
Deeper and Darker
by KyaniteMods
Deeper and Darker is a Java Edition mod that opens a portal at the center of every ancient city into the Otherside, a four-biome dimension with Warden gear, its own enchantments, and eight new mobs. It runs on Fabric, Forge, NeoForge, and Quilt across 1.19.2 to 1.21.1.
Java1.21.1Last checked
Mythic Metals
by Noaaan
A Fabric content mod that adds dozens of new ores, alloys, tools, weapons, and armor sets to Minecraft Java, smelted and upgraded through the Alloy Forgery system.
Java1.21.4Last checked
The Aether
by The Aether Team
The Aether adds a heavenly floating-island dimension to Minecraft Java, with its own mobs, three dungeons, and boss fights. Fabric and NeoForge stay current at 1.21.1; the Forge build has fallen well behind.
Java1.21.1Last checked
Towns and Towers
by Biban_Auriu
Towns and Towers overhauls Minecraft's village and pillager generation with biome-specific structures, new outpost designs, and villager and pillager ships spread across the world.
Java1.21.1Last checked
Biomes O' Plenty
by Forstride
Biomes O' Plenty adds more than 50 distinct biomes to the Overworld and Nether, with new trees, plants, and terrain for Minecraft Java Edition on Fabric, Forge, and NeoForge.
Java26.2Last checked
Java ModNot for BedrockChunky
by pop4959
Chunky pre-generates chunks in your Minecraft world before players arrive, eliminating real-time generation lag on Fabric, Forge, NeoForge, and popular server software from 1.13.2 onward.
Java1.21.5Last checked
Cobblemon
by BlazingBRO
Cobblemon adds over 800 Pokémon to Minecraft Java, with capture, Showdown-powered battles, a Pokédex, riding and pastures. It runs on Fabric and NeoForge.
Java1.21.1Last checked
Tectonic
by Apollo
Tectonic is a Minecraft Java worldgen mod and datapack by Apollo that shapes terrain into continents, islands, huge mountain ranges and deeper oceans. Fabric and NeoForge reach 26.3, Forge stops at 1.20.4.
Java26.3Last checked
