1. A computer system comprising: one or more processors; and one or more computer-readable media having stored thereon instructions that are executable by the one or more processors to configure the computer system to provide context from a dynamic icon to an underlying application, including instructions that are executable to configure the computer system to perform at least the following: display dynamically at a dynamic icon a plurality of context elements, each of the context elements corresponding to an item available in an application underlying the dynamic icon; receive user input at the dynamic icon indicating a desire to open an application underlying the dynamic icon; and provide to the application underlying the dynamic icon an indication of a context element that was being displayed at the dynamic icon when the user input was received.