The best alternatives to FormBox are Glowforge, OLO, and Glitter Resin by Formlabs. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of FormBox?
Intercom— Startups get 90% off Intercom, the complete AI first customer service platform
Meet Glowforge, your at-home 3D laser printer that makes magical things at the push of a button. Easily create custom products with a professional laser cutter.