
what is Chart.js ?
Chart.js is a JavaScript library that lets you create beautiful, responsive, and interactive charts using the HTML5 <canvas> element. It’s perfect for adding visualizations to your website, dashboard, or web app — with minimal code.
Key Features of Chart.js

Supported Chart Types in Chart.js
Chart.js is an free JavaScript library for making HTML-based charts. It is one of the simplest visualization libraries for JavaScript, and comes with the many built-in chart types:
- Line
- Bar (horizontal & vertical)
- Pie
- Doughnut
- Radar
- Polar Area
- Bubble
- Scatter
- Mixed types (e.g., bar + line)