Mods for 1.21.3
18 mods match your filters.
Pre-generates chunks, quickly and efficiently
One Block: Begin your Minecraft adventure in a desolate world with just one respawning block. Break it, level it up, and unlock richer rewards with each upgrade.
Brings back the nostalgic feel of old Minecraft with a classic Beta-style biome!
library mod mostly designed for world-gen
A New Vanilla-Styled Type of Dungeon with 100% Randomly Spawning Rooms
A mod that aids in the development of world generation data packs and mods. Allows reloading worldgen data packs in-game and resetting chunks. Colors jigsaw blocks by name and target.
Adds 4 new Minecraft temples (jungle, dark forest, badlands, and plains) and 1 Palace(desert)
Resurrect yourself in another world!
Very customizable Loot Bags for the best Loot Goblins, Server-side compatible
Covers the entire world in snow
a small mod to speed up minecraft playing for people like me that don't have so much time
Makes Minecraft's terrain "tall". Something like the farlands.
Adds libraries all throughout the Minecraft overworld.
A simple server-side mod that lets you change the End spawn platform position
State-of-the-art cryptography to protect your world seed against seed cracking tools.
¡A mod that plans add prehistoric creatures! Created by slendygato 3D modeler GhostyWeb2099 Puffersaur created originally by xndARTSREAL
Remove all trash from mods when you enter the world (books, scanners) and gives you the inventory you have chosen
This mod adds 3 awesome new ores to discover!