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Minecraft Java 1.21 Mods

Browse 201 free mods for Minecraft Java 1.21 — popular picks include BossBarUltra, Craftlings, Robotmancer.

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BossBarUltra
1.21

BossBarUltra

Modern floating health bars for mobs using Minecraft’s TextDisplay system. Lightweight, customizable, and perfect for RPG and PvE servers.

110downloads
Craftlings
1.21.8neoforge

Craftlings

Summon fantasy themed mobs and watch them clash in epic free for all battles, or set up full scale wars in custom arenas.

109downloads
Robotmancer
1.21.8neoforge

Robotmancer

Feeling lonely in your battles? No problem! Become a Robotmancer today and summon powerful robotic allies to help you in the fight!

108downloads
Mobius
1.21.8neoforge

Mobius

A Vanilla+ expansion featuring a mob leveling system, new ores and gear, lucky bags, and tea brewing.

104downloads
Chicken Jockey Plus
1.21.8fabric

Chicken Jockey Plus

Adds commands to summon different variant jockeys

100downloads
Bagel's Reusable Sculk Shriekers
1.21.5

Bagel's Reusable Sculk Shriekers

Sculk Shriekers mined with Silk Touch can summon Wardens.

83downloads
Ravenborne
1.21.1neoforge

Ravenborne

Class based medieval fantasy rpg mod based by Ravenborne theme!

81downloads
YungTwitchTTS
1.21fabric

YungTwitchTTS

Interactive TTS chickens that read Twitch chat aloud, fight mobs, level up, and drop epic loot. Fabric 1.21

81downloads
Veganism
1.21.1fabric

Veganism

Entities react to being hit and take revenge, animals scream and summon the Spirit of the Animals, and eating meat is punished by the Veganism effect. Supports Russian and English.

79downloads
ThunderRider
1.20

ThunderRider

A plugin that adds the chance of a lightning strike next to the player, which summons a skeleton rider with helpers.

74downloads
vMythicBetonAddon
1.21

vMythicBetonAddon

Adds a bqtag condition to MythicMobs to check BetonQuest 3.0 player tags inside skills, targeters and TargetConditions.

69downloads
Leveling Craft
1.16

Leveling Craft

LevelingCraft: Summon and level AI ally mobs that fight for players, managed via GUI and commands (/summon, /despawn, /allies).

68downloads
PetLeveler
1.21.1forge

PetLeveler

Level up your tamed wolves. Dogs gain XP from combat, grow stronger, and unlock unique abilities like Splash Bite, Fire Resistance, and Lifesteal

63downloads
Piece
1.21

Piece

Piece is a high-performance Minecraft 1.21 RPG combat plugin that transforms your server into a competitive MMO-style PvP experience. It introduces deep progression systems, , bounty hunting, stamina-based combat,

63downloads
Common-Fish
1.21.9

Common-Fish

Tropical fish Advancements - Fish goes weeeeeeeeeeeee

59downloads
RavenMobs
1.19

RavenMobs

Zone-based mob leveling system with economy integration and dynamic stats

58downloads
Aegis system
1.21.9

Aegis system

a simple and very customazable rpg plugin that includes mana, abilities, classes and more!

58downloads
NPCSpeak
1.20

NPCSpeak

AI-powered Minecraft NPCs that actually negotiate, persuade, interrogate, and quest, not just chat.

54downloads
Shizophrenia
1.21.11

Shizophrenia

Makes you question everything.

54downloads
RPG Dialogue
1.21.1neoforge

RPG Dialogue

The definitive dialogue system

51downloads
randomitems-mod
1.21.1fabric

randomitems-mod

Adds /randomitems, /randommobs, /randomweapon, /randomarmor, /randomtool and /randomquest commands that periodically give random items, spawn random mobs, swap your gear, or assign 5-minute random quests with a boss bar and personal sidebar.

49downloads
Summon-Shaped Recipes
1.21

Summon-Shaped Recipes

Craft the spawn eggs of the iron golem, snow golem, copper golem, and wither.

48downloads
Level-Craft
1.20

Level-Craft

an RPG style system, Exp, Levels, Custom Items, Mob levels, Crafting Requirements and skills.

46downloads
MonsterScaler
1.2.1

MonsterScaler

MonsterScaler adds dynamic difficulty to your server! Monsters level up based on time/distance, gaining boosted stats, enchanted gear, unique debuffs, and triggering server-wide events like Blood Moons and Invasions.

45downloads
Common-Freeze
1.21

Common-Freeze

Paper plugin to freeze mobs while retaining their perks!

44downloads
Ace Up The Sleeve
1.17

Ace Up The Sleeve

Drop to 4 hearts and trigger your Last Stand — summoning Guardian golems and granting powerful buffs to turn the tide of battle.

42downloads
Fishy Folk
1.21

Fishy Folk

An Origins mod data pack with merling spinoff origins

40downloads
RPG Errands
1.21.1neoforge

RPG Errands

Villagers who want something

36downloads
Wandering Trader Summoning Ritual
1.21.9

Wandering Trader Summoning Ritual

Convert a villager to a wandering trader instead of waiting!

34downloads
Trigger Craft
1.21.8neoforge

Trigger Craft

Are you familiar with World Trigger? Wished there was a mod for it for Minecraft? Well, that's exactly what this mod does! Not another magic RPG mod ;)

31downloads
MashStrikeDrops
1.21

MashStrikeDrops

The plugin is aimed at event servers, crates-style mob encounters, grind zones, boss-lite content, and custom reward systems without needing MythicMobs or a larger RPG stack.

26downloads
silverfishes become fishes (and bassicly immortal in water)
1.21.1

silverfishes become fishes (and bassicly immortal in water)

this mod makes it that silverfishes die outside of water, and get weaker to, and in water they get sronger faster and more helath, and they also get set to 10 helath every time they touch the water, but if thwey leave they die, also in block = in water

25downloads
WildlifeRarities
1.21

WildlifeRarities

WildlifeRarities is an RPG-focused plugin designed to make hunting and exploration more engaging and rewarding on your server. It is perfect for servers with collectors, progression systems, or economy-based gameplay.

20downloads
Kione
1.21.1neoforge

Kione

Boss-style ability kit for a private SMP: homing skulls, a reflection shield, speed burst, auto-revive, summons and a server-side siege system. Abilities are bound to one account.

16downloads
Mob Power DP
1.21.7

Mob Power DP

This data pack allows you to level up every time you defeat a mob, granting you various enhancements upon leveling up.

16downloads
Zombie Nightmare Expansions Mod (1.21.1, 1.20.1) – Undead Horror Monsters
1.21.1forge

Zombie Nightmare Expansions Mod (1.21.1, 1.20.1) – Undead Horror Monsters

Zombie Nightmare Expansions Mod adds multiple high-detail undead creatures with different mechanics, combat styles, and special drops. The mod is designed for horror, zombie apocalypse, RPG, and hardcore gameplay packs. Features: Undead Mobs Disemboweler Large heavy zombie variant Targets players and cows High melee damage Drops Deathly Heart Tormented Zombie Disguises itself as a normal […]