Next3D 3D Thumbnail Generator

by next3d-ai

Generate PNG thumbnails for GLB, GLTF, and STL files directly in VSCode.

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Version

0.0.2

Last updated

Jun 17, 2026

Visualization #preview #3d #stl #glb #gltf #thumbnail #next3d

Generate PNG thumbnails for local 3D model files directly in VSCode.

Features

Right-click .glb, .gltf, or .stl files and choose Generate 3D Thumbnail.
Saves thumbnails next to the source file as <name>-thumbnail.png.
Runs locally in a VSCode Webview using Three.js.
Supports transparent, white, gray, and dark backgrounds.
Supports front, front 3/4, and top camera presets.

Supported Formats

GLB
GLTF with nearby .bin and texture dependencies
STL

Settings

next3dThumbnail.size: 512 or 1200
next3dThumbnail.background: transparent, white, gray, or dark
next3dThumbnail.cameraPreset: front34, front, or top

Privacy

The extension renders thumbnails locally. It does not upload model files to Next3D or any remote server.

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