STL TO GLTF CONVERTER

Convert STL files to GLTF for web presentation. Transform your 3D printing models into web-ready assets with material support.

STL
GLTF

Click to upload or drag and drop

STL

Max size: 50MB

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

How to Convert STL to GLTF

Step 1

Upload Your STL File

Drag and drop your STL 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 GLTF File

Click the convert button and download your new GLTF 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.

STL vs GLTF

STLSource 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
GLTFTarget Format

GL Transmission Format

glTF is an open standard for 3D scenes and models. The JSON-based format references external binary and texture files, offering flexibility for editing and optimization.

Web 3DAR/VRAsset pipelinesInteroperability

Other 3D Converters

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.

GLB is a binary format that packages everything into a single file. GLTF is JSON-based and may reference external files. GLB is better for distribution, while GLTF is easier to edit manually.

Rocket ImageBG Image

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