Techniques are described for filtering a list of data objects based on a user selection of one or more filter icons. Embodiments provide an interface including a plurality of filter icons in a graphical user interface, with each of the filter icons associated with at least one respective class of data objects. A selection of at least one of the filter icons is received. In response to the received selection, embodiments output a portion of the list of data objects that contains only data objects from the classes of data objects that are associated with the selected at least one filter icon.