Many marketplaces, including OTTO, provide more extensive or different category trees via their APIs. magnalister uses the categories provided by OTTO and offers them via a category search in the product preparation of the plugin.
You can download an up-to-date overview of which categories OTTO Marketplace provides via its API at https://www.otto.market/en/howitworks/assortment-overview.html. To do so, click on "Download product overview".
![](/otrs/public.pl?Action=PublicFAQZoom;Subaction=DownloadAttachment;ItemID=1663;FileID=1219)
In the columns "Category" and "Category Group" you will find all permitted (sub-) categories. The final assignment of the categories from this list to the categories displayed in the marketplace frontend is done independently by OTTO after the product upload by magnalister.
![](/otrs/public.pl?Action=PublicFAQZoom;Subaction=DownloadAttachment;ItemID=1663;FileID=1220)
In the magnalister product preparation under "Category Search" you can assign your products to the corresponding OTTO category. Find more information in this FAQ.