Methods, systems, and products are disclosed for management and rendering of calendar data, including receiving aggregated calendar data in native form, synthesizing the aggregated native form calendar data into a synthesized calendar document including one or more synthesized calendar events, and presenting at least one synthesized calendar event. Synthesizing the aggregated native form calendar data into a synthesized calendar document including one or more synthesized calendar events includes translating aspects of the aggregated native form calendar data into text and markup. Aspects of the aggregated native form calendar data include a calendar event. A calendar event includes date and time information and an event description.