
Xtremely Optimized
[1.21.4] [Fabric📜] An open-source lightweight, high-performance modpack designed to maximize FPS, improve world loading, and enhance graphics—all while…
⬇ Download on Modrinth
⚡ Xtremely Optimized
🚀 The Ultimate Performance Modpack for Fabric
Boost FPS • Enhance Graphics • Reduce Lag
📌 About Xtremely Optimized
Xtremely Optimized is a lightweight, high-performance modpack designed to maximize FPS, improve world loading, and enhance graphics—all while keeping the classic Minecraft feel. It’s perfect for low-end PCs and high-end gaming setups alike!
✅ Massive FPS Boost – No more lag spikes, smoother gameplay.
✅ Better World Loading – Faster chunks, improved performance.
✅ Enhanced Graphics – Beautiful visuals with no FPS loss.
✅ Multiplayer-Ready – Play with friends, no chat reporting!
✅ Pre-Tuned Settings – No tweaking required, just install & play!
🛠️ What's Inside?
⚙️ Performance Mods
- Lithium – Optimized physics, AI, and tick performance.
- Sodium – The best FPS-boosting rendering mod.
- FerriteCore – Cuts RAM usage in half.
- Dynamic FPS – Reduces background lag and improves focus performance.
- ImmediatelyFast – Enhances rendering speed for more stable FPS.
- More Culling – Improves rendering efficiency to save system resources.
🎨 Visual Enhancements (No FPS Drop!)
- Iris Shaders – Enables high-performance shaders as an OptiFine replacement.
- No Chat Reports – Keeps multiplayer safe & private.
- Custom Splash Screen – Allows personalized loading screen customization.
📝 Full mod list available on Modrinth.
🚀 Xtremely Optimized - Installation Guide
🟢 Modrinth Launcher (Recommended)
- Open Modrinth Launcher.
- Go to the Browse tab.
- Search for "Xtremely Optimized".
- Click Install and wait for the download to finish.
- Go to the Library tab, select the modpack, and click Play ▶️.
🔵 Prism Launcher / PolyMC
- Open Prism Launcher or PolyMC.
- Click Add Instance ➕.
- Go to the Modrinth tab.
- Search for "Xtremely Optimized".
- Select the latest version and click OK ✅ to install.
- Once installed, select the instance and click Launch 🚀.
🟠 ATLauncher
- Open ATLauncher.
- Go to the Packs tab 📦.
- Click Add Modrinth Pack and search for "Xtremely Optimized".
- Select the latest version and click Install ⬇️.
- Once installed, select the instance and click Play ▶️.
🟡 CurseForge / Overwolf Launcher
- Open CurseForge Launcher.
- Click on Minecraft 🟩 and go to Browse Modpacks.
- Search for "Xtremely Optimized".
- Click Install ⬇️ and wait for the download to finish.
- Click Play ▶️ to launch.
🔴 MultiMC
- Open MultiMC.
- Click Add Instance ➕.
- Select Import from Modrinth.
- Search for "Xtremely Optimized" and select the latest version.
- Click OK ✅, then launch the instance 🚀.
⚡ Other Launcher
- Open Any Launcher.
- Find For Modpack install Section.
- Search "Xtremely Optimized" Find and Select Version And install.
- Click Play To Launch.
❓ FAQ
Q: What Minecraft version does this support?
A: The modpack is designed for Minecraft 1.21.4 and newer updates.
Q: Is OptiFine required?
A: No! Instead, this pack includes Iris Shaders, which supports shaders better than OptiFine without FPS drops.
Q: How do I report issues or suggest mods?
A: Open an issue on GitHub or join our Discord.
🌟 Support & Contribute
💡 Want to help improve Xtremely Optimized?
⭐ Like the pack? Give it a ⭐ star on GitHub & Modrinth!
🔹 Fork the repo and submit PRs for improvements.
🔹 Report bugs & suggest new mods via GitHub Issues.
🔹 Join the community on Discord.
📜 License
Xtremely Optimized is open-source and licensed under Apache License 2.0.
You're free to modify and share, but please credit the original creators.
🔗 Useful Links
📥 Download on Modrinth
📂 GitHub Repository
🎮 Join Our Discord
🚀 Enjoy Minecraft like never before with Xtremely Optimized!
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.1
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
- Downloads as XtremelyOptimized-3.0.0+fabric.1.21.1.mrpack
- Download size: 29 KB
- Download link checked 29 Aug 2026 — working
These come from our own check of the pack file, not from the source page.