Most rippers target the WebGL or Three.js data used to display the 3D preview in your browser. By intercepting the data stream, they reconstruct the mesh into a format like .obj or .stl .

A "ripper" in this context is usually a web-scraping script or a specialized browser extension. Its goal is to extract the raw geometry and texture data from the website's preview viewer without requiring an active premium account.

3DCADBrowser employs anti-scraping measures. Unusual traffic patterns or rapid preview access can lead to a permanent IP or account ban.