Do you need an Upload field in your Gravity Forms list column? No need to look further, the plugin does just that: Provides two ajax file upload fields – a single field and the ability to make the a list field column an upload field.
This plugin stopped being developed and contains security issues. See for reference of the old plugin files the Github mirror. See for security issues cvedetails.com.
Try it here. Hit the + sign to add more rows and upload more documents. It's quite easy to use.
How to use Upload fields in a List in Gravity Forms?
Just install the plugin and make a Gravity Form with a List Field. You will see this extra options:
Visual feedback on your upload
It’s really cool how the plugin developer thought about giving visual feedback to the uploaded files. Even better than the standard upload field of Gravity Forms. Images are seen right away as thumbnail and files (all non-image extensions) are shown in green when the upload was successfully done.