Free lithophane maker
Turn a photo into a print-ready lithophane: a closed panel, thin where the photo is light and thick where it is dark, that glows when lit from behind. Export STL or 3MF.
Built in your browser — your photo is never uploaded.
Drop a photo here
or click to choose one from your device
Width (mm) 100
Thinnest, light (mm) 0.8
Thickest, dark (mm) 3.0
Frame (mm) 3.0
Detail (samples) 200
Choose a photo to build a lithophane.
Drag to orbit · scroll to zoom
Want a second opinion before slicing? Check the GLB in the printability checker
Private by design
The photo is decoded and sampled on your device; only the file you download leaves the page.
Watertight, not a surface
A flat back, side walls and an optional frame close the relief into one solid a slicer can fill.
Thickness in millimetres
Choose the thinnest and thickest points (0.8 mm and 3.0 mm by default) and the width of the panel.
STL, 3MF or GLB
Slice the STL or 3MF in OrcaSlicer, Bambu Studio, Cura or PrusaSlicer, or check the GLB in the printability checker.
Frequently asked questions
Is this tool free?
Yes. Using this browser tool is free and requires no account.
Are my inputs uploaded?
Built in your browser — your photo is never uploaded.
What can I do with this tool?
Turn a photo into a print-ready lithophane: a closed panel, thin where the photo is light and thick where it is dark, that glows when lit from behind. Export STL or 3MF.
Which features are available?
Private by design: The photo is decoded and sampled on your device; only the file you download leaves the page. Watertight, not a surface: A flat back, side walls and an optional frame close the relief into one solid a slicer can fill. Thickness in millimetres: Choose the thinnest and thickest points (0.8 mm and 3.0 mm by default) and the width of the panel. STL, 3MF or GLB: Slice the STL or 3MF in OrcaSlicer, Bambu Studio, Cura or PrusaSlicer, or check the GLB in the printability checker.
Go beyond a flat photo
Grafy turns a photo into a full textured 3D model you can rig, animate, print-prep and export — all on one visual canvas.