Google Charts - Interactive charts for browsers and mobile devices.
Calamari - Calamari helps organizations, companies, and enterprises to manage their human resources in an easy and compliant way by delivering modern and easy-to-use time tracking and attendance management tools.
Highcharts - A charting library written in pure JavaScript, offering an easy way of adding interactive charts to your web site or web application
Sage HR - Sage HR is a one-stop shop for your HR management needs. Your HR - simplified!
ZoomCharts - Creating meaningful and aesthetically pleasing data visualizations and incorporating them into your projects is easy with the tools offered by ZoomCharts.
TimeOffManager - TimeOffManager.com provides a fully automated online system for tracking and managing employee absence, leave, paid time-off and attendance.