Compatibility
Minecraft: Java Edition
Platforms
Supported environments
Tags
Creators
Details
โก StealthCore
Fast, Smooth, Unstoppable โ PvP Ready
A lightweight, client-side Fabric modpack built for competitive Minecraft. Every mod earns its place. Nothing is wasted.
๐ฏ Overview
StealthCore is a combat-focused optimization modpack for Minecraft Java Edition 1.21.1 & 1.21.11 running on Fabric. It's fully client-side โ drop into any server and every feature works immediately, no server-side install needed.
The goal is simple: more FPS, sharper controls, cleaner UI, better information โ everything a serious player needs and nothing they don't.
โ๏ธ Combat Features
| Feature | Description |
|---|---|
| Fast Block Placement | Snappier, more responsive block placement for clutch builds and fights |
| Quick Elytra Swapper | Instantly swap elytra โ chestplate with a custom keybind |
| Totem Counter | Always-visible count of totems in your inventory |
| Saturation Gain Icons | Real-time HUD icons showing hunger and saturation state |
| Optimized Settings for PvP | Pre-tuned game settings ready from first launch |
๐ฅ๏ธ Interface & HUD
- Custom HUD โ Press
Oto open the live HUD editor. Move, resize, and toggle any element - PreOptimized HUD โ A clean default layout ships ready to go, no setup required
- Darked Themed UI โ Full dark aesthetic across all menus and inventory screens
- Better F3 โ Cleaner, reorganized debug screen so you find info instantly
- Task Manager via
F12โ In-game CPU/RAM overlay without alt-tabbing (1.21.11 only)
๐ Information & QoL
- Just Enough Items (Integrated) โ In-inventory recipe lookup and item info
- Optimized Enchanted Books โ Clearer, more readable enchantment tooltips for smarter gearing decisions
๐ Performance
- Lightweight by design โ No bloat, no redundant mods, no unnecessary rendering
- Client-side only โ Works on any standard Java server out of the box
- Chunky (included) โ Pre-generate chunks before playing for maximum smoothness
โ ๏ธ Chunky will not boost FPS unless configured and run. See the Chunky mod page for setup.
๐จ Visuals
- Optimized PvP Texturepack โ Sharp, clean visuals with minimal performance cost, enabled by default
- StealthPaints (Disabled by default) โ Optional custom paintings pack. Enable in resource pack settings when ready
๐ By enabling StealthPaints you confirm you are 16 or older
๐ Account Switcher
Switch Minecraft accounts in-game without restarting. Both premium and cracked accounts are supported.
๐ Details
| Loader | Fabric |
| Versions | 1.21.1 ยท 1.21.11 |
| Environment | Client-side only |
| Tags | Combat ยท Lightweight ยท Optimization ยท Multiplayer |
| License | CC-BY-NC-4.0 |
| Author | KairoVeynn |
๐ ๏ธ Installation
- Install Modrinth App or Prism Launcher
- Search StealthCore โ Install
- Launch โ settings and HUD are pre-configured
- Press
Oto customize your HUD - Press
F12to monitor system performance (1.21.11) - Optionally enable StealthPaints in resource pack settings
StealthCore โ because every millisecond counts.


