Using drag and drop to apply metadata

A computing device, comprising:

• one or more processing units;
• and
• memory communicatively coupled to the one or more processing units, the memory storing instructions that, when executed by the one or more processing units, cause the one or more processing units to:
• group two or more content items of a set of content items, each of the two or more content items having a common metadata attribute;
• display, within a content management user interface, a group graphical element associated with the two or more content items;
• receive first user input associated with a customization of metadata;
• based at least in part on the first user input, create one or more customized metadata attributes;
• associate each content item of the two or more content items with the one or more customized metadata attributes;
• display a visual representation for a particular content item;
• receive second user input comprising a drag and drop of the visual representation onto the group graphical element;
• and
• based at least in part on the second user input, associate the particular content item with the common metadata attribute and with the one or more customized metadata attributes.