Many artists are willing to provide a discount or a lower-LOD version if you ask politely for a student or non-commercial project. If you are trying to use a specific tool and it isn't working, let me know: ripping software are you using? error message are you seeing? are you trying to rip from?
Most rippers cannot "see" inside a standard browser. You must launch a browser (like Chrome) in a way that allows the tool to hook into the graphics card. Close all existing browser windows. cgtrader model ripper
Verdict (short) "CGTrader model ripper"-style tools are technically impressive and satisfying for curiosity-driven users, but they pose clear legal and ethical problems and often produce inferior results compared to licensed originals. Prefer legitimate acquisition or explicit permission unless you’re working only with assets you own or those explicitly licensed for reuse. Many artists are willing to provide a discount
The Ethical and Technical Dilemma of the CGTrader Model Ripper are you trying to rip from