Timesheet.php is a free open source PHP application designed to keep track of the hours worked by multiple people on multiple projects. It allows users to log in through their web browser and manage the times that they are clocked on or clocked off.

Timesheet.php has many other features, including:

• User, Client, Project, and Task Management
• Calendar view of work, grouped by project or all projects
• Monthly, weekly or daily views of work
• The ability to customise look and feel
• Work periods spanning multiple days
• Automatic calculation of invoices
• Manual Clock-on/Clock-off maintenance
• Administrator views and reporting
• Timezone adjustment for use on international shared servers
• Simple weekly timesheet entry mode
• LDAP support