Depending on the nature of the design, you might want to follow this nice tutorial from [Willy Nicholas] on how to quickly make a cardboard prototype. Now, obviously this won’t work on all designs.

Instructables user =SMART= demonstrates how to build your own meaty laptop stand with nothing more than a couple of cardboard boxes, an X-acto knife, and a ruler. The result is a clean, well ...

Living Make your own DIY cardboard standup desk, as Hootsuite founder open-sources Oristand design by Janet Smith on April 30th, 2020 at 10:50 AM 2 of 4 ...

Outside of being made of cardboard and ripping off Nintendo's branding, the scope of this product is painfully limited - you basically make the stand and that's it.

The company claims that cardboard's ignition point is 800 degrees Fahrenheit, so you shouldn't worry about your PC spontaneously combusting, especially since the construction of the case is ...

While properly positioned cardboard is more than capable of holding up a laptop if you're unsettled by the whole idea you might want to check out our top 10 DIY laptop stands for alternatives.