A method can include receiving, by a notification module operable by a computing device, an instruction to generate a contextual notification and notification information associated with the instruction. The method also cam include generating, by the notification module and in response to receiving the instruction, a notification object. In some examples, the method can include assigning, by the notification module and based on the notification information, the notification object to at least one notification class from a plurality of notification classes. The example method can also include generating, by the computing device and based at least in part on the at least one notification class to which the notification object is assigned, the contextual notification by populating the notification object with the notification information; and outputting the contextual notification in a manner based at least in part on the at least one notification class.