What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
You can take a look at the Image Widgets that we currently have to see what would best fit your needs.
These two widgets would be the best option to have a picture gallery included in your form:
As it relates the light box, is it that you would like different forms to pop-up in a light box when each image is selected?
We wait your response to better assist you.
This is great...thanks!!!