Sems CMorph by Max Smirnov inside the car's toolbox can be useful in some cases ?
http://moi3d.com/forum/index.php?webtag=MOI&msg=6373.1
You can input number of curves between Start End!
For multiple profils just repeat the process like here :)



LineWeb also for create some patches surfaces between curves?
http://moi3d.com/forum/index.php?webtag=MOI&msg=3666.1
You can input number of links...