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Minecraft Java 1.21 Mods

Browse 8 free mods for Minecraft Java 1.21 — popular picks include ArmoreableMobs, IFramesTweaker, Social Player Mobs.

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ArmoreableMobs
1.21.1fabric

ArmoreableMobs

Allows you give armor and items to an entity when it spawns using Craftweaker with gamestages support!

15Mdownloads
IFramesTweaker
1.21.1neoforge

IFramesTweaker

Tweaks How Invincibility Frames are handled to make fast weapons function properly.

32kdownloads
Social Player Mobs
1.21.1neoforge

Social Player Mobs

Player mobs with behaviours, items / chest interactions and motives.

24kdownloads
Boomerang
1.20.1forge

Boomerang

Mod that adds an 100% Working Boomerang (GeckoLib)

4.9kdownloads
Lightning Lotad [Remastered]
1.21.1neoforge

Lightning Lotad [Remastered]

This is a recreation of the 1.6.4 mod, "Lightning Lotad", brought to Minecraft 1.20.1 This mod adds new tools & weapons as well as new materials and blocks!

358downloads
Two-Dimensional Foil
1.21.4fabric

Two-Dimensional Foil

A mod that adds a two-dimensional foil weapon from The Three-Body Problem. Drop it to collapse blocks and creatures into an irreversible, mirror-like 2D plane within a configurable radius. Requires Fabric API.

35downloads
HazentouveLib Mod (1.21.1) – Cast Multi-School Spells with Ascended Armor
1.21.1

HazentouveLib Mod (1.21.1) – Cast Multi-School Spells with Ascended Armor

HazentouveLib Mod provides shared magic systems, spell schools, and equipment classes for addon mods. It acts as a core base that adds shared templates for spellcasting mobs, multi-school armor sets, and magical weapons. Other addons rely on this framework to run smoothly and share spell mechanics across different modded worlds. Features: Includes three core spell […]

LegendRelicLib Mod (1.21.1, 1.20.1) – Power Custom Slashblade Combos
1.21.1

LegendRelicLib Mod (1.21.1, 1.20.1) – Power Custom Slashblade Combos

LegendRelicLib Mod supplies shared tools and reusable code for other mods. It packs in systems for slashblade mechanics, tag setups, and delay timing controls to cut out repetitive background steps. Other mods rely on this library to run their custom weapon actions and timing routines properly in your game. Features: Provides built-in systems for custom […]