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OptiPrime

Modpack

A pre-configured, client-side optimization modpack designed to maximize FPS and drastically reduce RAM usage. It serves as a modern, stable, and open-source alternative to OptiFine with active community support.

Type

Modpack

Modrinth Downloads

6,048

Modrinth ID

HViTo12p

Last Updated

Jun 19, 2026

Description

OptiPrime is a pre-configured client modpack built to reduce RAM consumption and increase framerates (FPS). It functions as an open-source alternative to OptiFine.

Functional Features

  • Pre-assembled: A ready-to-use mod list. Requires no manual searching or testing of individual mods.
  • Resource Management: Lowers memory allocation and stabilizes frametimes across different hardware setups.
  • Open-Source Base: Compiled entirely from open-source projects, ensuring technical transparency and rapid updates.
  • Multi-Loader Support: Actively maintained for NeoForge, Fabric, Forge, and Quilt.

Technical Foundation

Performance is achieved through a specific set of mods (exact list varies by loader and game version):

  • Rendering: Sodium / Embeddium alters chunk rendering logic to increase FPS.
  • Memory: FerriteCore and ModernFix reduce RAM usage and patch vanilla memory leaks.
  • Culling: EntityCulling and MoreCulling skip the rendering of unseen entities and blocks to save CPU cycles.
  • Shaders: Iris / Oculus provide native compatibility for shader packs.

Version Support

We maintain the modpack across the following game versions:

Minecraft Version Supported Loaders Status 26.1.x NeoForge, Fabric 🟢 Active (Frequent updates) 1.21.4 NeoForge, Fabric 🟡 Stable / LTS 1.21.1 NeoForge, Fabric 🟡 Stable / LTS 1.20.1 NeoForge, Fabric, Forge, Quilt 🟡 Stable / LTS 1.16.5 & 1.12.2 Forge, Fabric 🟡 Stable / LTS 1.19.x & Below Fabric, Quilt 🔴 Archived

Feedback & Bug Reports

Bug reports, technical suggestions, and direct communication with the developer are handled via our Discord server.

Compatibility

Mod Loaders

Neoforge Fabric Quilt Forge

Game Versions

1.12.2 1.16.5 1.19.4 1.20.1 1.21 1.21.1 1.21.4 26.1.2

Screenshots

Similar Modpacks

Contained Mods (22)

Cloth Config API (Fabric/Forge/NeoForge)

Cloth Config API (Fabric/Forge/NeoForge)

Config Screen API for Minecraft

Mod 490,296,671
ModernFix

ModernFix

All-in-one mod that improves performance, reduces memory usage, and fixes many bugs. Compatible with all your favorite p...

Mod 278,535,083
ImmediatelyFast

ImmediatelyFast

Speed up immediate mode rendering in Minecraft

Mod 257,677,321
Entity Culling Fabric/Forge

Entity Culling Fabric/Forge

Using async path-tracing to hide Tiles/Entities that are not visible

Mod 334,895,097
Sodium

Sodium

The fastest and most compatible rendering optimization mod for Minecraft. Now available for both NeoForge and Fabric!

Mod 304,915,437
Iris Shaders

Iris Shaders

A modern shader pack loader for Minecraft intended to be compatible with existing OptiFine shader packs

Mod 137,248,535
FerriteCore

FerriteCore

Memory usage optimizations

Mod 122,254,278
Resourceful Config

Resourceful Config

Resourceful Config is a mod that allows for developers to make crossplatform configs

Mod 137,177,698
Packet Fixer

Packet Fixer

A simple mod to solve various problems with packets, NBTs and timeouts.

Mod 119,256,452
Lithium (Fabric/NeoForge)

Lithium (Fabric/NeoForge)

An optimization mod for Minecraft which improves server performance significantly.

Mod 189,311,544
AI Improvements

AI Improvements

Performance and logic upgrades for mod AIs

Mod 156,746,160
BadOptimizations

BadOptimizations

Optimization mod that focuses on things other than rendering

Mod 96,233,485
Sodium Extra

Sodium Extra

Features that shouldn't be in Sodium

Mod 141,828,419
Alternate Current

Alternate Current

An efficient and non-locational redstone dust implementation

Mod 77,846,308
Structure Layout Optimizer

Structure Layout Optimizer

Attempts to optimize the generation of Jigsaw Structures and NBT pieces

Mod 28,613,217
ServerCore

ServerCore

A mod that aims to optimize the minecraft server.

Mod 50,015,576
MoreCulling

MoreCulling

A mod that changes how multiple types of culling are handled in order to improve performance

Mod 75,087,635
Gnetum

Gnetum

Distribute HUD updates over multiple frames to improve performance

Mod 9,340,911
Krypton Reno

Krypton Reno

Provides powerful network optimization capabilities for all mainstream systems.

Mod 10,583,017
Ksyxis

Ksyxis

Speed up your world loading by removing unneeded chunks.

Mod 14,479,229
Moonrise

Moonrise

Optimisation mod for the dedicated/integrated server.

Mod 189,118
Clumps (Fabric/Forge/NeoForge/Quilt)

Clumps (Fabric/Forge/NeoForge/Quilt)

Merge experience orbs and instant pickup experience orbs to reduce lag!

Mod 631,023

External Resources