Advanced Filtering Module
From JReviews Documentation
With the Advanced Filtering Module you can create a customized filtering form with custom fields of you choice. Example:
Shortcode attributes
| Attribute | Description | Available values | Default value |
| display_as | How the field will be displayed | checkbox, select, link, linkboxed | checkbox |
| placeholder | Placeholder text for text fields | empty | |
| label | Title of the filter | name of the custom field | |
| split_list | If enabled, selected filter options are moved to the top of the list | 0 or 1 | 0 |