ChronoSense: Smart Web Time Tracker od J88vm Com

Track time spent on different websites
Display current site and time spent in the popup
Show top 5 most visited sites for the day
Detailed statistics page with a pie chart
Pomodoro timer functionality
Pause and resume tracking
Badge showing time spent on the current site
Options page for customizing settings
Daily time limit and notifications
Productivity score (concept, needs implementation)