MTLib
Modby Jaredlll08
Library files for Minetweaker Addons
Type
Mod
CurseForge Downloads
108,248,644
CurseForge ID
Modrinth Downloads
202,968
Modrinth ID
Last Updated
Nov 6, 2026
Description
MTLib is a library mod for use by Crafttweaker addons, it does not have to be used, but it does provide some helpful methods and classes to make Crafttweaker addons easier to create.
This includes all of Modtweaker util / helper classes, such as the IUndoable action classes and base command "dump" classes.
If you would like to support me in my modding endeavors, you can become a patron via 
Patreon.
This project is sponsored by Nodecraft. Use code JARED for 30% off your first month of service!
Compatibility
Mod Loaders
Game Versions
Recommended Gear
AffiliateHardware and extras that pair well with this mod.
As an Amazon Associate I earn from qualifying purchases.
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Included in Modpacks (345)
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RLCraft
SkyFactory 4
Roguelike Adventures and Dungeons
SevTech: Ages
FTB Presents SkyFactory 3
StoneBlock
MC Eternal
FTB Presents Stoneblock 2
Project Ozone 3 A New Way Forward
All the Mods 3 - ATM3
Farming Valley
Dungeons, Dragons and Space Shuttles
FTB Revelation
Forever Stranded
FTB Beyond
FTB Presents Direwolf20 1.12
InsaneCraft Modpack
RLCraft Dregora
Modern Skyblock 3: Departed
Pokehaan Craft
Enigmatica 2: Expert - E2E
Life in the village
SevTech: Ages of the Sky
FTB Ultimate Reloaded
World of Dragons (wod)
Rebirth of the Night (RotN)
FTB Sky Odyssey
FTB Continuum
Enigmatica 2 - E2
Divine Journey 2
All the Mods - ATM1
FTB Sky Adventures
MC Eternal Lite
Nomifactory CEu
HBM Hamster Reloaded Official Server Pack
Volcano Block
FTB Academy
Compact Claustrophobia
Engineer's Life
Space Astronomy 2
FoolCraft 3
FoolCraft
Equivalent Skies
Modern Skyblock 2
All the Mods 3: Lite - ATM3L
Invasion
Towards Rocket Science
Crackpack 3
Astroblock
Antimatter Chemistry
MeatballCraft, Dimensional Ascension
Omnifactory
Age of Engineering
Craft Of The Titans
GregBlock
FTB Presents HermitPack
The Simple Life 2
All the Mods 3 - Remix - ATM3R
FTB Interactions
Project Ozone Lite
RogueLite Adventures and Dungeons
Enigmatica 2: Expert Skyblock - E2ES
Ragnamod V
Levitated
Jurassic World Reborn II
Ocean Outlast
Seablock: Rustic Waters
GreedyCraft
SpaceCraft - (GalactiCraft)
MC Ultimato
FTB Builders Paradise
Farming Valley - Lite
Sprout - Explore for More
Magiculture 2
Enigmatica 2: Expert - Extended
FTB Pyramid Reborn 3.0
Forever Stranded Lost Souls
AMP - Sky of Diamonds!
FTB Horizons III
The 1.12.2 Pack: Perfectly Complex
Amnesia
Chemical Exchange
All the Mods 2 - ATM2
How to train your Dragon: Part One
Nature's Beauty
Automaton
RaftPack
Nomifactory
JASB 2.0 (Just Another SkyBlock)
Glacial Awakening
EggBlock
Enigmatica 2: Light - E2L
Planetary
FTB Skyfactory Challenges
In The Sea
Ben 10 Survival
Heavens of Sorcery
Infinity Evolved: Reloaded
All the Mods: All the Magic - ATM
Avaritia Adventures Remake