Unfold Pipe Model and sheet metal

 From:  Matadem
11901.7 
One thing I use sometimes is https://pepakura.tamasoft.co.jp/pepakura_designer/download/

Draw in Moi import there and get the templates. it is quick.

You also have https://www.bend-tech.com/software/
if you need to do allot of roll cages it could be worth it.