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3D

View and convert GLB, GLTF, OBJ, STL, PLY and more. 5 free tools that run 100% in your browser.

• 3D Model Viewer: View GLB, GLTF, OBJ, STL, PLY, FBX, 3MF, DAE, 3DS, USDZ, AMF, VRML, OFF and point clouds with orbit controls, lighting, wireframe and screenshots.
• 3D Model Converter: Convert 3D models between GLB, glTF, OBJ, STL, PLY and USDZ, with unit scaling, centring and Z-up fixes.
• Image to Lithophane (STL): Turn a photo into a 3D-printable lithophane or relief heightmap STL, flat or curved, with a live 3D preview.
• STL Inspector & Repair: Check STL files before printing: size, volume, weight estimate, watertight and manifold checks, normal flipping and triangle reduction.
• GLB / glTF Optimizer: Shrink GLB and glTF files with Meshopt compression, quantisation, mesh simplification, deduplication and WebP texture resizing.