VOIDLESS.DEVNormal Map Generator
Free normal map generator. Convert any diffuse texture or height image into a tangent-space normal map with adjustable strength and blur. Runs in your browser, no cost.
Drop a texture or height image
Brightness is read as height; a Sobel gradient builds the normals.
Frequently asked questions
How does it create the normal map?
It reads image brightness as a height field and applies a Sobel gradient to compute per-pixel tangent-space normals, with a strength control.
What is the output format?
A standard RGB tangent-space normal map PNG you can plug into most engines and shaders.
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