☑️ Implemented long-awaited nested fields. You may now nest fields with "dot syntax" (e.g. contact.shipping.street) or array syntax (e.g. children[].name). Check out the Deep Form Example for more details.
[Possibly] Breaking Changes
If you were using square brackets ([, ]) or dots (.) in your field names, those forms might break. You should either migrate them to the new nested structure or swap the now-special characters for alternatives, e.g. (, ), _.