Minecraft Java 1.21 Mods
Browse 756 free mods for Minecraft Java 1.21 — popular picks include Spell Engine Extension (RPG Series Tweaks), Custom Roleplay Data, Overly Realistic.
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Spell Engine Extension (RPG Series Tweaks)
Extends the mod 'Spell Engine' with additional functionality.
Custom Roleplay Data
A datapack that easily allows you to change the CustomModelData of items.
Overly Realistic
Introduces overly-realistic game mechanics, making the game extremely hard and time-consuming as to incentivize players to cooperate
Adrenaline Rush : Second Chance
Add "final shout" & "second chance" mechanic into minecraft! You'll have 0,5 HP instead of dying when fall from height ; Buff your power when you at low HP
Origins: Undertale Yellow
9+ new Undertale Yellow origins for the Minecraft Origins mod
Isocraft
Isometric view + ARPG-like gameplay to minecraft
BKCommonLib
Spigot/Paper Utility Library and Minecraft Server API
Dungeon Train: A Lore-Rich Roguelite RPG Adventure
Adventure time inspired dungeon crawler on a train. Procedurally generated carriages on a infinite sable physics train. Rich narrative, with custom made mods for a completely unique experience.
ValhallaMMO
Specifically designed to counter the 2-week gameplay cycle. Keep players active for longer! (Also known from The Realm SMP!)
Codex | RPG Discoveries [1.16.5-26.2]
A journal mechanic full of discoveries players need to unlock to access server lore.
Arky's Aesthetics
This is vanilla style mod that adds some of vanilla style features and upgrades vanilla mechanics
First Aid New
A port of First Aid with more realistic mechanism
Origins-Mobs
An Origins Reborn origin addon for PaperMC servers, based on the Mob Origins mod by UltrusBot
Sanity: Renewed
Brings the sanity mechanic from Don't Starve into Minecraft

Jukebox Extended Reborn
Level up your server with custom music discs - "Just like vanilla jukebox, but better!"
/Tpa Teleport
Allows you to /tpa request other players, /tpa here other players, accept and deny requests.

Immortal Pets
Makes all pets immortal, because it's too sad when they die.
Immortal Coral
Gamerule to make coral never die, not even outside of water

RPG Style Player Stat Progression/Levels
Level up different attributes of your player through Gameplay!
VR Jester API
Virtual Reality Gesture Recognition API for Vivecraft and QuestCraft
Survival Weather Control
Allows you to summon a thunderstorm using the classic altar used to spawn herobrine!
Level Z - Archers Expansion
A LevelZ Addon for the Archers Expansion mod from the RPG series.
MT Inventory Weight
Weight mechanics! Manage your load, balance inventory, and enhance survival or RPG-like gameplay.
PlayerProgress
PlayerProgress is a Minecraft datapack that introduces a leveling system. Earn UP from activities like mining and combat to level up and gain new abilities and rewards.
Chitinous Ties
Player-creatable, survival-friendly questing mod!
LevelZ (RPG Series) Compat
this mod brings parity with several rpg series mods and levelz
Mechanomania
The ultimate performance-optimized Create-centric kitchensink modpack
BetonQuest
Create unique Quests and Storylines! 🏆 Top 10 best rated Spigot Plugin of all time 🏆 Interactive Conversations with Choices. Quest Logs, Menus, Items, Notifications, Holograms, Translations. Integrates with 36 of your favorite Plugins!
Mace's Origins
Welcome to Mace's Origins! My take on the origins mod for newer versions, different guis & more origins!
Mebahel's Skeleton Revival
When death is no longer the end… their skulls flee to rise again. Summon, hunt, or suffer — in Mebahel’s Skeleton Revival, every skeleton gets a second chance.
Robotica
Robotica is a futuristic Minecraft mod set in a high-tech world filled with advanced robots, towering mechs, and powerful sci-fi weapons
Millager (Village Defenders)
Millager arms the villager side with a standing military of specialised infantry, mounted cavalry, summoners, and constructs, backed by raid reinforcements, patrols, player-issued orders, and diverse structures across the world.
Trade Picker
Skip the RNG of breaking lecterns. Directly select exact vanilla villager trades (like Mending) from a GUI picker every time they level up. Get the lowest base prices instantly without trade cycling.
Thunder Strike Enchantment
New mace enchantment that summons lightning bolts whenever you land a charged attack!
Energy Bar Indicator
Turn your world into a RPG game adding the Stamina Bar
Cobblemon: Infinite Rare Candy
A pink rare candy that allows you to level up your Pokemon instantly without the risk of it being consumed. It is Radical Cobblemon Trainers compatible!