3D ViewNow
Online STL Viewer
Open STL 3D files in 3D ViewNow. Inspect dimensions, printability, wall proxy checks, printer fit, and convert supported browser-side exports.
Open STL demo Open the web appSTL support
The browser app opens STL files locally or from a URL. The Utah teapot demo is loaded without uploading user files to a 3D ViewNow server.
Viewer tools include quick measure, section contours, topology printability, wall threshold preview, printer profile fit checks, slicer handoff JSON, PNG snapshots, and mobile app cross-sale links.
After the model is loaded, the browser-side converter can export supported targets such as STL binary, STL ASCII, OBJ, PLY binary, PLY ASCII, GLB, glTF, OFF, BIM, 3DM. Some exports may include companion material or texture files.