heatmap.js
A JavaScript library for creating dynamic, canvas-based heatmaps on the web.
What is heatmap.js?
heatmap.js is a JavaScript library for creating dynamic, interactive heatmaps using HTML5 canvas. It allows developers to visualize data density and intensity on web pages, such as user click patterns, geographic data, or analytics metrics. The library supports real-time updates and customization of visual properties like colors and gradients.
Web developers and data visualization engineers who need to embed heatmap visualizations in websites or applications, particularly for analytics, user behavior tracking, or mapping projects.
Developers choose heatmap.js for its lightweight, canvas-based performance, ease of integration with popular mapping libraries via plugins, and flexibility in customizing heatmap appearances without heavy dependencies.
Overview
🔥 JavaScript Library for HTML5 canvas based heatmaps
Use Cases
Best For
- Visualizing user interaction data like click or hover heatmaps on websites
- Creating geographic heatmaps for mapping applications using Google Maps or Leaflet plugins
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