An alternative for Template:Userboxgroup (has two parts).
Top section of advanced userbox. Cannot be used on its own. Also, does not use navbox-table so some weird results may appear.
| Parameter | Description | Type | Status | |
|---|---|---|---|---|
| heading | heading | Something like 'My Userboxes' or 'Userboxes' for multiple groups. | Unknown | optional |
| title | title | The heading displayed at the top of the userbox group. | Unknown | optional |
| collapsible | collapsible | A collapsible userbox. Automatically turned on when collapsed parameter is on its own. | Unknown | optional |
| collapsed | collapsed | If not empty, the userbox group will be collapsed. | Unknown | optional |
| color | color | The background color of the top of the userbox group. | Unknown | optional |
| boxnum | boxnum | Optional. Used for multiple userbox groups. Is number type. | Number | optional |