Minecraft Java 1.21 Mods
Browse 11 free mods for Minecraft Java 1.21 — popular picks include CastleBlocks, Grim Kingdoms: Lost structures & ruins, Sword Pack In 3D.
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CastleBlocks
Alternative to chunk claiming, build castles instead!
Grim Kingdoms: Lost structures & ruins
Adds Castles - Unique vanilla mobs/ hidden items
Sword Pack In 3D
Upgrade your Minecraft weapons with 3D Swords! Stunning models add depth, realism, and unique style. Perfect for PvP, building, or adventure
Epic Knights of the Seven Kingdoms
An addon for Epic Knights which adds various armors, sigils, weapons from Game of Thrones, House of the Dragon and Knight of the Seven Kingdoms and A Song of Ice and Fire Universe by George R. R. Martin in general
Lost eternity
Lost eternity is a world generation mod that adds unique surface buildings and dangerous underground dungeons with traps, enemies, and great loot.
Ben&BänzCraft
A new Minecraft Experience based on Vanilla Friendly Mods. Explore the World with many new Biomes and Dungeons with your new Weapons like Hammers, fighting Staffs and more. Build a nice Base with the help of some new Blocks. Have Fun!
Climbing Claws
Climbing Claws adds a dedicated traversal tool that lets you climb nearly any block like a ladder. Scale caves, cliffs, castles, and builds with precise control, without placing ladders, scaffolding, or grappling hooks.
ViMo
This mod adds classes, magic, weapons inspire by Castle Crashers
Nebulus Knight Castle
enemies and friends in one strucure with new weapons, magic effect, food and more
Pillagers Plus Mod (1.21.1, 1.20.1) – Survive Harder Raids and Conquer Pillager
Pillagers Plus Mod adds a large variety of new enemies and structures to your world. It expands the vanilla raid system by introducing 12 unique pillager types, each with their own weapons and abilities. The mod also generates new outposts, a large castle, and even a pirate ship to explore. You will find different pillager […]
Sengoku Jidai Japanese Overhaul Mod (1.21.1) – Build Samurai Castles
Sengoku Jidai Japanese Overhaul Mod transforms your entire Minecraft world into a historical Japanese landscape. It replaces regular biomes with beautiful seasonal forests, towering mountains, and relaxing hot springs. This mod adds new weapons, blocks, and creatures straight from Japanese mythology. You can build traditional castles and fight unique monsters in a completely new environment. […]