Next3D Convert

Next3D Convert is a free online 3D model converter for creators, developers, makers, and ecommerce teams that need to move 3D assets between common formats without installing desktop conversion software.

Users can upload a model file, choose an output format, run the conversion in the browser, and download the converted asset for the next stage of work. It supports common 3D workflow formats including OBJ, STL, GLTF, GLB, PLY, FBX, 3MF, and AMF, with export options such as GLB, GLTF, OBJ, STL, and PLY.

The tool is useful for preparing models for web viewers, WebGL or Three.js prototypes, product visualization, AR/VR experiments, client handoffs, and lightweight 3D printing workflows. It pairs naturally with Next3D Viewer: convert a model into a more suitable format, then preview or share it in the browser.