Forge Mods for Minecraft 1.21
Browse 1,586 free Forge mods for Minecraft 1.21 — popular picks include The Twilight Forest, Structure Gel API, Corail Tombstone.
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The Twilight Forest
A realm basked in mystery and eerie twilight, you will overpower terrifying creatures and secure the adventure of a lifetime; in the Twilight Forest.
Structure Gel API
An API for simplifying the developer end of creating generated structures.
Corail Tombstone
Keeps safe your inventory items in graves on death with many features for better survivability and exploration, in a medieval fantasy atmosphere related to the decorative graves & the haunting souls
YUNG's Better End Island (Forge/NeoForge)
An overhaul of the main End Island where the dragon fight takes place!
Explorify – Dungeons & Structures
A simplistic, vanilla-friendly collection of new structures.
BetterNether
Improvements for the Nether (plants, biomes, structures, worldgen)
YUNG's Better Caves (Forge/NeoForge)
Overhauled cave generation, underground lakes and rivers, lava oceans, and more!
Traveler's Titles (Forge/NeoForge)
Epic, RPG-like titles when entering biomes & dimensions!
Geophilic – Vanilla Biome Overhauls
A subtle-ish overhaul of vanilla Overworld biomes! Reworked!
The Undergarden
Deep underground, a forgotten land awaits.
RFTools Dimensions
This is an addon mod for RFTools which handles creation of dimensions
Valhelsia Structures
Adds new structures and dungeons to your world while being properly integrated.
Chunky (Forge/NeoForge)
Pre-generates chunks, quickly, efficiently, and safely
The Bumblezone (NeoForge/Forge)
An unBEElievable dimension full of bees to BEEfriend!
Incendium
New biomes and structures with the vanilla blocks! (1.18+)
Project Red - Exploration
Exploration module for the Project Red series
Additional Structures
Adds > 250 new structures that integrate perfectly into your world!
Chunk-Pregenerator
Pre Generate your worlds Efficiently
Born in Chaos
Adds a lot of aggressive mobs, with their unique properties that can diversify and complicate your survival. Also adds new structures, equipment, blocks and achievements.
Farmers Structures
New structures for Farmers Delight that teach the player how to use the mechanics of this mod and are just beautiful!
Explorations
adds more vanilla style structures to the game
Hearths
A handful of additions to vanilla Nether biomes
NetherEx
NetherEx is a nether content mod.
XyCraft: World
World Generation for XyCraft
Deep Aether
An addon for the original Aether mod, aiming to show the deepest lands of a forgotten paradise.
Skyblock Builder
Let you create a custom skyblock island via config
Jaden's Nether Expansion
Nether Expansion is a Vanilla Friendly mod that aims to improve & add new content to every aspect of The Nether
Hyperbox
A forge mod that adds a box that's bigger on the inside than it is on the outside
![Medieval Buildings [End Edition]](https://pub-2ae937f770284535a96c3330f91236aa.r2.dev/thumb/curseforge/214462.webp)
Medieval Buildings [End Edition]
New incredible medieval-style structures for the End!
Amplified Nether
256-tall nether with 3D biomes, mountains and more!
Medieval Buildings - New Structures!
Add exciting medieval buildings with hidden enemies and treasures to the world!
DimensionalDoors
Mazes, puzzles and traps. Doors and portals that can teleport you anywhere. Envious, malevolent eyes looking at you from the eldritch Limbo dimension.
Aether Villages
Adds grandiose temples and villages to the Aether dimension!
Interdimensional Wireless Transmitter
Adds a Wireless Transmitter with infinite range across all dimensions
Tropicraft
This is Tropicraft, the utopian idyllic getaway that you have been waiting for!
TelePastries
Pastries that teleport players to other dimensions