We decide push the some plugins from our marketplace to open source for free.
This plugin allow save to contact field any custom string from form. You’re able to use form submitted data and contact fields processed by twig syntax. For example you are able to save to contact field full name with twig syntax.
Check it on GitHub: https://github.com/mtcextendee/mautic-form-actions-bundle
Do not forget also check our new plugin Form Tab in marketplace. This plugin add related contact’s form results to contact’s profile. You can add new form results, edit or delete form results it directly from contact’s profile.