Grayscale & Heightmap Generator
Professional depth maps for CNC, laser engraving & 3D relief — adjust depth, smooth, invert, 3D preview
Click or drop image
JPG, PNG, WebP, AVIF, BMP, TIFF — 100% client-side
🪚 CNC & Laser Ready
Generate precise grayscale depth maps for VCarve, LightBurn, LaserGRBL.
🎛️ Advanced Processing
Contrast, smooth, detail enhance, invert — full control over relief look.
🧊 3D STL Export
Convert heightmap directly to 3D STL mesh for 3D printing / CNC simulation.
🔒 Private & Fast
Everything runs in your browser. No upload, instant preview.
✅ Perfect for lithophanes, wood carving, stamps, coins, and laser engraving reliefs.