Forge Mods for Minecraft 1.12
Browse 93 free Forge mods for Minecraft 1.12 — popular picks include Legacy Rocket Model, Prehistoric fossils lite, Immersive Fixes - Old IE.
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Legacy Rocket Model
This mod replaced the model of tier 2 rocket of Galacticraft to it's old model.
Prehistoric fossils lite
This modpack integrates the Prehistoric Nature mod, plus its dimensions, and the Fossils and Archeology Revival mod
Immersive Fixes - Old IE
Separate version of Immersive Fixes designed specifically for 1.12.2 Forge.
SpongeForge Refitted
Long Term Support for SpongeForge, compatible with Cleanroom! Maintained by Refitbench for 1.12.2.
chillium
the best modpack for the chill in game. best optimization and just useful vanilla mods for a comfortable game.
Better F3 Reborn
A high-performance, modular overhaul of the 1.12.2 debug menu that organizes technical data into clean, color-coded blocks. Inspired by BetterF3, it provides detailed hardware and world information optimized for technical gameplay.
RocaLand
Modpack for an old version of Minecraft (1.12.2). Performance-Friendly. Has Classic mods that provide content like Technology, Magic, Dimensions and Much More!
The King and The Queen - Echoes of Utopia
A high-performance revival of the iconic The King and The Queen bosses from Orespawn. Optimized for 1.12.2 with a ground-up engine rewrite and legacy 1.7.10 authenticity.
artic Pixelmon
Perfect modpack for your gameplay, well optimized and perfect for you to become a pixelmon trainer
SPARK - Performance Modpack
A performance-oriented and general use modpack for PvP

MicroTech
Lightweight technology modpack that focus on being fun and having lots of features will remaining mostly lag free.
Quality Time - Industries
Industrialize the world tekkit style! Focused on tech, magic and enhanced visuals, fully backported and with a reimagined world! convenient QoL and a classic experience <3
ParkourCalculator
TAS Tool for Minecraft Parkour.
Excalibur - Flawless Forge
The better way to play Forge.
Prehistoric fossils (mobile)
optimized to run Prehistoric Nature on Mobile
Lunary Mod
A Minecraft 1.12.2 mod that completely overhauls world generation to create more realistic and diverse landscapes.
Fishbattery PVP
A PVP pack for minecraft. Originally made for the Fishbattery Launcher.
Forgeuslously Optimized (Legacy)
Best Performance in Minecraft 1.12.2 Without Optifine!
Deep-Retrograde
"Adds Deepslate, Tuff, Calcite, and Sculk with smooth world generation and optimized ore replacement for 1.12.2."
Clipper
Clips overflowing button text with scrolling animation like in the new Minecraft versions (>1.13)
no particle
NoParticle blocks all particles by default, only shows whitelisted ones, supports /again hot-reload, /txt particle list export, and offers source-level interception plus Tinkers' Construct optimization.
Fantasie II - Lite
A performance-optimized version of Fantasie II — fewer mods, same legacy.
Water Minecart
"I wanna pour water into the cart…"
Plutonium - 1.12.2 LTS
A modpack designed to improve performance, stability and compatibility for Minecraft 1.12.2
Lag Spike Profiler
Accurate per frame profiling
Classical Fantasy
A simplistic modpack combining an exciting exploration fantasy and a more classic version of Minecraft
Dalek Mod: All Dimensions Plus
A Dalek Mod 1.12.2 addon that enhances and expands the dimensions selector.
EriAPI
A comprehensive library mod for Forge 1.12.2 — fluent API for GUIs, items, blocks, data storage, scheduler, chat, capabilities, events, keybindings, and networking. Build mods without boilerplate.
Retroarch
A fun retro RPG built on 1.12.2 with some modern features.

Instant Experience Orb
Instantly absorb XP orbs, clump them together to reduce lag, and use simplified 1 orb = 1 level system!

Load My World PROPERLY
Sometimes in old versions of minecraft like 1.12.2 you can get stuck after minecraft loads your world and terrain, this mod tries its best to force you into the world and prevents you from being stuck.
Industrialized Alchemy Steampunk
The Fourth Installment of Industrialized Alchemy Series.

Optimized Mining
I always hated strip mining, there are some good mods that make your pickaxe break more blocks, but its either not for 1.12.2 or doesn't work, so here's a mod that works.
Resource Data Pack Loader
Restoring JOY back to Modpack building! The API that should have been.
Iron Chest Fix
Fixes Iron Chest animation desync in multiplayer.
Legacy Optimizations
Defenetive performance pillar for legacy/old versions!