Mods for 1.21.11
24 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.
Can replant swamp trees using oak saplings in swamp biomes.
Voxy multiplayer support and Distant Horizons compatability (unofficial). See fully rendered chunks and players thousands of blocks away in multiplayer.
A mod which adds new ores into your game.
A multi-platform Minecraft mod that syncs server-side explored areas to clients' Xaero's World Map.
Run unlimited worlds on one Fabric server, like Multiverse on Paper, World Manager or Multiworld: create, list and teleport with commands. Every world keeps its own time, weather and game rules, and the End dragon, portals and maps work in all of them.
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)
Very customizable Loot Bags for the best Loot Goblins, Server-side compatible
Latitude overhauls world generation so biomes follow realistic latitude bands—from equatorial jungles to polar tundras.
basically forgotten horizons but for newer version, adds the farlands back and little more
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.
Minecraft Fabric/Forge Mod that implements an HTTP interface for reading and writing blocks (and more) with an external program or script.
SCN- : a modern port of cyanide
A Model Context Protocol (MCP) server that runs inside Minecraft Java Edition as a Fabric mod. It exposes the server-side Minecraft API and the Fabric API as MCP tools so Claude, Cursor, etc. can read and manipulate a live world programmatically.
This mod adds most powerful sword ever.
Really goofy mod that may or may not ruin the speedrun community. Some might call a speedrun with this mod a bread%
Remove all trash from mods when you enter the world (books, scanners) and gives you the inventory you have chosen
A small quality-of-life mod for relaxed survival in Cherry Grove.
A lightweight Fabric mod to hollow areas and generate rooms with undo/redo support.
Turn villages into living economy hubs with biome-adaptive banks and markets, secure currency, rentable chunk claims and performance-friendly stacked spawners