JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
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.
If you want to share your form that will allow other user to modify your form, you can share it by following the instructions provided in this article: How to Share Forms with a Sub Account User. But if you want other user to have a copy of your form and then modify it on there end without affecting your form, you can suggest to the user to clone your form. You can check this article for more information on cloning form: How to Clone an Existing Form from a URL.
Do let us know if you need further assistance.