Chart.js - Easy, object oriented client side graphs for designers and developers.
Geckoboard - Get to know Geckoboard: Instant access to your most important metrics displayed on a real-time dashboard.
ApexCharts - Open-source modern charting library 📊
Google Data Studio - Data Studio turns your data into informative reports and dashboards that are easy to read, easy to share, and fully custom. Sign up for free.
Highcharts - A charting library written in pure JavaScript, offering an easy way of adding interactive charts to your web site or web application
Dasheroo - Dasheroo provides overall business analytics, web analytics, marketing, social media and sales through a data dashboard.