OreOverlay
OreOverlay is a client-side Fabric mod for Minecraft 1.21.11 that helps you find ores by predicting nearby ore locations from a world seed and drawing them as colored in-world overlays.
Search for a specific ore in-game, load the results instantly, and mine with a clear visual guide without changing server behavior or adding any server-side code.
Features
- In-game ore search menu
- Colored ore markers rendered through terrain
- Exact local calculation, no external website required
- Reload overlay data without restarting the game
- Markers disappear as you mine the matching block
- Hidden/mined markers are saved separately
- Client-only Fabric mod
Supported Ores
- Diamond
- Redstone
- Gold
- Iron
- Emerald
- Lapis
- Coal
- Copper
- Ancient Debris
Controls
G- Open ore searchO- Toggle overlayR- Reload ore data
Notes
- This mod is client-side only
- Designed for Minecraft 1.21.11
- Intended for singleplayer, testing, seed analysis, and technical experimentation
- Does not include server-side code or interact with Minecraft servers
- Always respect the rules of any server or community where you play
