hi, i would like to make a multi step product customization
i choose product tshirt
-apply some filter to image
-preview the image on tshirt
thanks a lot
Based on my knowledge, this module is most suitable, may be you need a bit of customization that you may ask developer, but check it out,
the steps you mentioned, you can easily create in this products, further more, it supports CSV Matrix pricing as well, a lot more to read on that page...