GLB TO STL CONVERTER

Convert GLB files to STL format for 3D printing. Our converter extracts the geometry from your GLB file and exports it in STL format, ready for your 3D printer or slicing software.

GLB
STL

Click to upload or drag and drop

GLB

Max size: 50MB

Conversion Notes:

  • Textures will be lost in the conversion.
  • Material information will be lost.
  • Animations will not be preserved.
  • Vertex colors will be discarded.
  • STL format only contains geometry data.

Your files are processed entirely in your browser. Nothing is uploaded to our servers.

How to Convert GLB to STL

Step 1

Upload Your GLB File

Drag and drop your GLB file into the converter, or click to browse your files. We support files up to 50MB.
Step 2

Preview Your Model

Your 3D model will be displayed in our interactive viewer. Rotate, zoom, and inspect your model before conversion.
Step 3

Download STL File

Click the convert button and download your new STL file. The conversion happens entirely in your browser for maximum privacy.

Why Use Our Converter?

Instant Conversion

Convert your files in seconds with our optimized WebGL-based converter. No waiting for server processing.

100% Private

Your files never leave your browser. All processing happens locally on your device for complete privacy.

Free & Unlimited

Convert as many files as you need with no limits, no accounts, and no watermarks.

GLB vs STL

GLBSource Format

GL Transmission Format Binary

GLB is the binary version of glTF, a royalty-free 3D file format. It packages geometry, textures, and materials into a single file, making it ideal for web and real-time applications.

Web 3DAR/VRGame enginesReal-time rendering
STLTarget Format

Stereolithography

STL is the standard format for 3D printing. It describes only the surface geometry using triangular facets, without colors, textures, or other attributes.

3D printingRapid prototypingCAD/CAMManufacturing

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Frequently Asked Questions

Yes, our converter is completely free to use with no limits on the number of conversions. No account or signup required.

No! All processing happens entirely in your browser using WebGL and JavaScript. Your files never leave your device, ensuring complete privacy and security.

You can convert files up to 50MB in size. Larger files may require desktop software for processing.

STL format only supports geometry (vertices and faces). Textures, materials, and colors are not included in STL files as they are designed for 3D printing.

Yes! STL is the standard format for 3D printing. The converted file can be opened in any slicing software like Cura, PrusaSlicer, or Simplify3D.

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