Ubuntu Geek shows you how to install Zeitgeist and Activity Log Manager for Zeitgeist on ubuntu using PPA
Zeitgeist is an event-logging framework for desktop and mobile devices. Applications can push events into the log, and anyone can query the log via the rich query API. The logged events are semantically categorized and can come from any sort of activity, such as file usage, communications, browsing history, etc.Install Zeitgeist and Activity Log Manager for Zeitgeist on ubuntu using PPA