Neoforge Mods for Minecraft 1.21
Browse 1,527 free Neoforge mods for Minecraft 1.21 — popular picks include Accelerated Rendering, Mechanicals Lib, SDM UI Lib [Forge/Fabric].
Updated daily
Accelerated Rendering
Entity rendering optimization mod. Fast vertices transforming and caching using compute shaders.
Mechanicals Lib
Common library for mods.
SDM UI Lib [Forge/Fabric]
A simple library that will simplify the creation of GUI
[Deprecated] Curios Compat Layer for Accessories
A Compatibility layer for mods using the Curios API to work with Accessories
More Hitboxes
Library mod that adds support for multiple hitboxes that can optionally be controlled by GeckoLib animations
Universal Mod Core
Core Library for version agnostic Minecraft Mods

Antique Atlas 4
A hand-drawn clientside world map, with map sharing, structure discovery, and less! A map frontend for Surveyor based on hunternif's Antique Atlas.
MrCrayFish's Furniture Mod (Legacy Continued) + Nosiphus Furniture Mod
Port of MrCrayFish's Furniture Mod (Legacy) to newer versions of Minecraft. Formerly an addon that readded missing furniture to CFM.
Duplicationless
A lightweight Minecraft library that simplifies JSON configs, block data storage, and entity tracking across chunks and dimensions.
Scavenge
Apply a custom Rightclick behavior to any block!
Custom Machinery Create
Create support for Custom Machinery
The Impossible LIbrary
A library mod that makes the impossible possible in Minecraft
Interaction Wheel
In game rotation wheel to perform various actions
Beautified Chat [Client]
💬 A highly configurable mod to change the chat style and colour on the client.
MineColonies for ComputerCraft
Integration addon providing CC peripheral for MineColonies
ReForgedPlay [replay mod on (neo)forge]
Replay mod port to (neo)forge! Record your adventures in minecraft
Simple Discord Link Bot
A simple to use discord-minecraft/vice versa chat link bot with advanced features
Ember's Text API
Text rendering and styling API with effects, animations, and custom font support.
FamiliarsLib
Library mod for the core features of the Alshanex Familiars mod
Iris & Oculus Search
A mod that adds a search bar to Iris and Oculus to quickly find and filter shader settings and shaderpacks.
CTD Core
A small library file for CTD mods.
[NTGL] NukaTeam's Gun Lib
Allows you to add animated weapons to the game
Bundle API
An API for mods that allows easy addition of bundles with custom sizes and filtered content.
Compendium
A user expandable material library with workstations and stylable blocks to use them in.
Sherds API (NeoForge/Fabric/Quilt)
Makes adding new pottery sherds easier
Thermoo Patches
A suite of integration and compatibility patches for Thermoo-based mods (including Frostiful and Scorchful) and other mods
WATERMeDIA: Platform Extension
WATERMeDIA mod extension, adds YouTube, SoundCloud, Facebook, Instagram and Newgrounds support
NovaCore
Library mod for NovaMachina Mods
AU: Immersive Engineering
Almost Unified integration for Immersive Engineering.
SDM UI Lib
A simple library that will simplify the creation of interfaces
Quad
Tags, More of them. Giving you more Power
Aaron
The library for all my mods
LegendRelicLib
This pre-library provides a collection of methods designed to eliminate repetitive steps.has more function
Custom Machinery Ars Nouveau
Ars Nouveau support for Custom Machinery
Simply Tooltips
Modern data driven tooltip rendering
ApexCore
Library Mod required by all of ApexStudios' mods