Minecraft Java 1.21 Mods
Browse 126,447 free mods for Minecraft Java 1.21 — popular picks include SentinelClient, 6 Lives, [TBO] Throwback Ores.
Step by step: How to install Minecraft Java mods & modpacks
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SentinelClient
The SentinelAC Client is a companion Fabric mod that works alongside the SentinelAC server plugin to provide enhanced cheat detection. It enables server-side verification of client integrity and instant detection of hack clients.
6 Lives
A Grian-Life Series based plugin.
[TBO] Throwback Ores
This pack restores all ore and ore block textures to their original appearance (with Deepslate).
StrawMan
Your Personal Punching Bag... ehh.. StrawMan
Textures Simplified (Discontinued)
Simplifies Minecraft textures to a maximum of 5 - 3 colors.
Skydinse Enhanced
The unofficial Modpack that upgrades your Skydinse.net experience with performance and QoL improvements
Lost Saga
Naturalistic 16x resource pack
Better screen
Adds a much needed UI upgrade.
Strict Packages
Faceless packages for Create Mod
The Clients
Client side mods you should always use. Supports 1.21.8 (1.21.9 coming soon!)
-50%rain
This resource pack makes rain 50% more transparent.

Rainbow Tooltip (7-Color Turned)
Changes the Minecraft Tooltip to be Rainbow (7-Color Turned) – Part of the Pride Tooltips collection.
hotdogs modpack
The mods and configs used by world renowned Hypixel Skyblock streamer Content Out of Context (hotdog2500).
Note Block Radio
Broadcast note block songs across your world!
Hardcore Death
A paper plugin which deletes a player inventory upon death
VoidShop
A minimal customizable shop plugin using eyes of ender as currency.
Simple Bananas
The mod adds basic armor, tools, foods, and functional blocks, banana-themed
MineStaff
The Professional Staff Suite for Minecraft Servers
Bowshot SMP Pack
A simple, lightweight pack to enhance your experience on the Bowshot SMP 2.0!
Visual Enhancements
Adds multiple visual enhancements to Minecraft without affecting the game.
Arec Remade
Explore the Dimension of War and Agony
Re:Death
Re:Death — A Death You'll Feel 💀 A fresh take on Minecraft death. Not the end — a turning point.
DataTweaks
Tweaks all datapack developers WANT
Neco-hud
This resource pack replaces part of the hud on Neсo-Arс making it more fun. It has a simple style and variability
SentinelMC
The all-in-one moderation solution
Count Blocks
This datapack adds a number to the items you have on the floor and if you throw an item that cannot be stacked in 64 its name is added
Aduxx Report
A lightweight, easy-to-use plugin that sends player reports straight to your Discord via webhook. Keep your server safe with instant notifications! 💬🐱👤
PolarBooks
Allows you to dynamically add commands that open customizable book GUIs
Waypoint Marks
Make your mark on your worlds with Waypoint Marks. The Locator Bar can show the way to places you mark
LandRealms
LandRealms is a Minecraft plugin that allows players to create and manage their own personal flat worlds, with features for inviting friends, teleporting between worlds, and maintaining separate inventories for each realm.
DisableEnd de-oωo-ified
A simple way to disable the end with a gamerule, now ported to 1.21.5 and without oωo dependency
AdminOP [1.21.x - 26.x]
Adds diffrent tiers of admins
Euan's Optimized Pack
A optimization pack focused purely on improving FPS and performance, no gameplay or visual changes, just smooth, efficient Minecraft.

fixed11 X Bare Bones
Makes Disc 11 into "Eleven" on Youtube and Spotify
Pepeland passport
A simple resource pack that changes a written book into a Pepeland passport cover

Dev n' Friends
Dev n' Friends Modpack