Free, Private & In-Browser 3D Workspace

Outils 3D modernes et convertisseur de fichiers sans friction

Transformez vos images 2D en fichiers STL imprimables en 3D, convertissez vos modèles CAO et 3D (3MF, STEP, OBJ, GLB) et générez des codes QR 3D.

Current Workspace
Image 2D en STL 3D (Relief / Lithophanie)
Fenêtre 3D Studio
Triangles: 0Sommets: 0

Image 2D en STL 3D (Relief / Lithophanie)

Image en maillage, lithophanies et emporte-pièces

Largeur du modèle80 mm
Épaisseur de base1.2 mm
Profondeur du relief4 mm
Sortie STL étanche · Prêt pour tranchage

Popular 3D Conversions & Tools

One-click fast access to our in-browser conversion and generation matrix.

PNG to STL 2D to 3D JPG to STL Photo to 3D 3MF to STL Slicer Convert STEP to STL CAD to Mesh OBJ to STL Mesh Convert STL to OBJ 3D Editing PLY to Splat 3D Gaussian PLY to SPZ Gaussian 90%↓ GLB to Viewer PBR Shading STL to Viewer Inspector 3D to Gaussian Splatting Studio Litho to STL Photo Relief

Ce que vous pouvez faire

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Image 2D vers 3D STL & Lithophanie

Transformez vos logos, dessins et photos en reliefs 3D nets, lithophanies ou emporte-pièces prêts pour votre imprimante 3D.

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Convertisseur instantané de formats 3D & CAO

Convertissez entre STL, OBJ, PLY, 3MF, STEP et GLB directement sur votre appareil. Rapide, privé et sans limite de taille.

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Visionneuse 3D Web temps réel & Métrologie

Inspectez, faites pivoter et vérifiez le nombre de polygones et les dimensions réelles avant le découpage dans votre slicer.

Why Choose Us over Cluttered Legacy Converters?

✨ FreeConvert3D Modern Standard

  • ✓ 100% In-Browser & Private: Zero server upload queue. Your CAD models and photos never leave your device.
  • ✓ No Cluttered Ads: Clean, distraction-free interface with instant preview and download.
  • ✓ Watertight Mesh: Automatically seals geometries for error-free slicing in Bambu Studio, OrcaSlicer, and Cura.

⚠️ Legacy Converters (e.g. ImageToStl)

  • × Forced file uploads to cloud servers with 10~30s waiting queues.
  • × Screens filled with flashing ads, deceptive download buttons, and trackers.
  • × Rough heightmap extrusion leading to jagged edges and non-manifold holes.

Frequently Asked Questions

Is this 3D file converter and 2D to STL tool really 100% free?

Yes, completely free. There are no daily credit limits, no subscription paywalls, and no account registration required. You can convert as many files as you need.

Are my confidential CAD drawings and 3D models safe?

Absolutely 100% safe. All conversions and mesh generations happen entirely inside your browser memory using WebAssembly and WebGL. Your files are never uploaded to our servers or stored on any cloud.

Can I directly 3D print the exported STL files in Bambu Studio or Cura?

Yes. Our engine automatically seals the mesh with a flat solid base and generates watertight (manifold) geometry, ensuring slicers like Bambu Studio, OrcaSlicer, PrusaSlicer, and Cura can slice them without holes or non-manifold errors.

What image and 3D file formats are currently supported?

For 2D-to-3D: PNG, JPG, JPEG, and WebP. For 3D format conversion and viewing: STL, OBJ, PLY, and GLTF/GLB.

How does Lithophane mode differ from Relief mode?

In Relief mode, lighter areas are raised higher to create a physical tactile 3D relief. In Lithophane mode, dark areas are extruded thicker and white areas thinner, so when backlit with a lamp, a detailed photo appears.