CurseForge · Minecraft modpack
Optimization Foundation
A foundation optimization modpack for big modpacks. Everything you need.
Quick answer
Which Optimization Foundation release should I use?
forge-1.20.1-0.0.6 is a complete pack release for 1.20.1 with Forge 47.4.10. Install it as its own launcher instance. If the creator publishes a separate server file, make sure it names this exact pack release. 71 mods in this pack file.
Pack setup
How should I set up Optimization Foundation for players and a server?
Use forge-1.20.1-0.0.6 as the pack version. Install the pack as its own launcher instance. The creator’s listing does not name a separate server file, so check the release notes before setting up a dedicated server. Do not upload the ordinary client folder blindly.
A pack is a matched client and server setup, not one mod with an install-side label. Keep its release, loader, manifest and overrides together.
These numbers come from the pack file you chose. “Not labelled” means we don’t know which side it belongs on—not that it is safe everywhere. The file count is not a RAM estimate.
What are the server requirements for Optimization Foundation?
forge-1.20.1-0.0.6. Change the pack release and its contents or setup may change too.
The selected pack release is forge-1.20.1-0.0.6. That file is for Minecraft 1.20.1 with Forge 47.4.10. It contains 71 mod projects. The creator’s listing does not name a separate server file. Check their notes before using one, and do not upload an ordinary client folder or rebuild the pack mod by mod. A file count cannot tell us the right RAM, CPU or storage; size the server for the players and world you actually run.
About this project
What kind of pack is Optimization Foundation?

Optimization Foundation is a performance modpack that is designed for other creators, and for players who want a smooth vanilla minecraft experience.
I created this pack because I was tired of getting around 20 FPS while playing modpacks on a low-end PC or laptop.
My goal is to build a perfect performance foundation so anyone can enjoy larger modpacks with smoother gameplay, and so that I can play a big modpack without lag for once.
Features:
- Higher FPS
- More stable tick rates
- Faster chunk generation
- Fixes for bugs, crashes, and memory leaks
- Faster game startup
- Faster structure and biome locating
Note:
- Bug reports, suggestions, and feedback can be posted in the comments for now.
- Feel free to use this as a foundation, you don't have to credit me or ask for permission.
This modpack aims to include every optimization used in large modpacks. If you think something is missing or can be improved, please let me know.
Project description from CurseForge.
Mods in forge-1.20.1-0.0.6
Open any mod on Modpacks.ch to check its files and dependencies.
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Optimization Foundation by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
1.21.1
2 loader builds1.20.1
2 loader builds1.19.2
1 loader build1.18.2
1 loader buildMade local changes? Try them in a copied instance before touching a world you care about.
Recent files
Optimization Foundation versions and loaders
Looking for an older file? The official CurseForge project page is in Resources.