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3DPEA

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Free online tool that converts PNG images into 3D-printable STL models, part of 3DPEA's wider file-conversion suite.

What it does

This 3DPEA tool converts PNG images into STL 3D models suitable for 3D printing, directly in the browser. It builds a height map from pixel brightness and offers extrude or heightmap modes with size, resolution, border and smoothing controls. It is one of many converters and 3D viewers in the 3DPEA toolset, and uploaded files are not stored.

Core features

PNG-to-STL conversion via pixel height mapping
Standard and extrude (with color) conversion modes
Controls for size, resolution, border and thickness
Color merging, smoothing and transparency handling
Supports many other image and 3D format conversions
No file storage; runs in the browser on any OS

Best for

Turning logos or images into 3D-printable models
Creating custom reliefs and lithophane-style prints
Prototyping simple 3D objects from 2D artwork
Converting between assorted image and 3D formats
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