Minecraft Java 1.21 Mods
Browse 2,085 free mods for Minecraft Java 1.21 — popular picks include GlowPlayersPro, CustomMc, Clean Your Trims.
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GlowPlayersPro
Add persistent and customizable glow outlines
CustomMc
CustomMc is a lightweight client mod that lets you personalize Minecraft’s UI, including the window title, loading text, title screen buttons/background, and an in-game watermark, all from an in-game config screen.

Clean Your Trims
Adds the ability to remove armor trims.
Reforested
A Reimagining/Love letter to Forestry and Binnie's Mods for Minecraft Fabric 1.21
VanillaFactions
VanillaFactions allows survival vanilla players an aesthetic way to make use of the /teams utility.
Emergence
Gives Villagers entirely new jobs to supplement their economy, as a bonus gives you new workstations!
Industrium Mod
Industrium is the all new mod for revamping your minecraft with a fresh set of items and blocks!

Copper Trim Recipes
Replaces diamonds by copper ingots in the armor trims recipes.
The Missing Blocks Mod
A mod which add missing forms of certain block (polished,tiles,bricks,chiseled,etc) in a vanilla way.
MusicPlayerMod
A sleek, modern music player overlay for Minecraft that displays your currently playing media from Spotify, YouTube Music, and other Windows media sources directly in-game.
Vlast Connect
The mod adds better settings for the “Vlast” server, auto-adding servers, auto-downloading resource packs, Litematica support, backpack functionality improvements, and much more.
Craftable Light Blocks
Vanilla friendly light block crafting recipes, available as a mod / datapack format.
Just a Green Screen
A green screen block for video and photo creation.

Ruins of the Past
Datapack which overhauls archeology, pottery, and adds runes!
Stay put! [door waxing]
A simple mod which adds the ability to wax doors, trapdoors and fence gates to freeze them in their current state.
Custom Light
You can customize the light level of all blocks.
FlexiblePortals
Let's you do more things with portals!
First Person Nom
A Simple mod that brings the first person eating from more realistic eating in first person, originally was a commission before my client refused to pay
Sigillum: Magic Circles
Datapack that adds magic to your wonderful world
Door Closer
This mods makes doors close on their own when placed above an iron or gold block.
Frontiers (ALPHA)
A sort-of Vanilla+ mod that expands on and adds a little of everything!
More Dyes
A minecraft mod aiming to infinitely* extend the range of available colored blocks.
Crystal Town Mod
A mod that adds a slightly elaborate universe! A couple of dimensions, lots of interesting mobs, progression, magic wands and toxic weapons!
Butch - Mob Drops Reimagined
Butch overhauls the mob drops of various mobs to be more involved but more lucrative and adds more uses to some lesser used mobs.
Palettable
Adds an in-game color gradient creator, aimed at making building more relaxing and digestible.
Pivot
A survival-friendly all-in-one display entity editor that allows people to edit display entities ingame, also allows people who dont have the mod to join the server.
Rainbow Wood
Adds tintable wooden blocks which you can color with dyes
Seasons Mod
A Seasons Mod that adds fog and frostbite during Winter, Brown’d leaves during Autumn, heatwaves in summer and faster crops in spring.
Ornithia
Adds birds, tameable owls, sickles and straw.
Toms Server Additions: Bouncy Castle!
Serverside colourful bouncy blocks!
Easy Bee
A completly new way to trasport bees with extra tweaks
Apparition
The art of concealment
Obtainable Light Blocks
Datapack driven craft-able light blocks that can be seen and replaced while in offhand. Single-player and Multiplayer friendly.
MapsRender
Create custom in-game map art from any image URL, with multi-tile support and automatic saving. Easily configurable and fully translatable via lang.yml.
NamedChest
Hologram names for your chests using tags, anvils, and commands
Swift Shafts
A very useful "elevator" mod that removes the need for boring stairs and ladders.