https://github.com/wa0x6e/cal-heatmap

Cal-Heatmap is a javascript charting library to create a time-series calendar heatmap
https://github.com/wa0x6e/cal-heatmap

calendar calendar-heatmap chart d3js javascript series-data

Last synced: 6 days ago
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Cal-Heatmap is a javascript charting library to create a time-series calendar heatmap

• Host: GitHub
• URL: https://github.com/wa0x6e/cal-heatmap
• Owner: wa0x6e
• License: mit
• Created: 2013-02-18T05:33:24.000Z (about 12 years ago)
• Default Branch: master
• Last Pushed: 2025-04-01T13:45:09.000Z (14 days ago)
• Last Synced: 2025-04-07T18:06:14.579Z (8 days ago)
• Topics: calendar, calendar-heatmap, chart, d3js, javascript, series-data
• Language: TypeScript
• Homepage: http://cal-heatmap.com
• Size: 6.23 MB
• Stars: 2,865
• Watchers: 61
• Forks: 300
• Open Issues: 51
• Metadata Files:
  • Readme: README.md
  • Changelog: CHANGELOG.md
  • Contributing: CONTRIBUTING.md

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README

        
[![Cal-Heatmap logo](https://cal-heatmap.com/img/favicon.png)](https://cal-heatmap.com/img/favicon.png)

# Cal-HeatMap [![Coverage Status](https://coveralls.io/repos/wa0x6e/cal-heatmap/badge.svg?branch=master&service=github)](https://coveralls.io/github/wa0x6e/cal-heatmap?branch=master) [![npm version](https://badge.fury.io/js/cal-heatmap.svg)](https://badge.fury.io/js/cal-heatmap) [![node](https://github.com/wa0x6e/cal-heatmap/actions/workflows/test.yml/badge.svg?branch=master)](https://github.com/wa0x6e/cal-heatmap/actions/workflows/test.yml) [![node](https://github.com/wa0x6e/cal-heatmap/actions/workflows/lint.yml/badge.svg?branch=master)](https://github.com/wa0x6e/cal-heatmap/actions/workflows/lint.yml)

> Cal-Heatmap is a javascript charting library to create a time-series calendar heatmap

This library will help you to chart a calendar heatmap, like the _[Github contribution calendar](https://github.com/blog/1360-introducing-contributions)_ appearing on each github user's page, but with more features like:

- 🔀 animated date navigation

- ⏳ time interval customisation

- 🗓️ full controls on the layout/UI

- 🌐 locale and timezone support

- ⚡ plugins system

- 🖥️ broad browsers support

- 🔚 right-to-left support

- ♾️ and many more...

![Github like Calendar Heatmap example](https://cal-heatmap.com/examples/1.png)

![Year/Day linear scale with legend Calendar Heatmap example](https://cal-heatmap.com/examples/2.png)

![Year/Day threshold scale with legend Calendar Heatmap example](https://cal-heatmap.com/examples/3.png)

![Month/Day alternate layout Calendar Heatmap example](https://cal-heatmap.com/examples/4.png)

![Month/Day weekdays only Calendar Heatmap example](https://cal-heatmap.com/examples/5.png)

See [documentation website](http://cal-heatmap.com) for full documentation and more examples.

## License

Cal-Heatmap is licensed under a [MIT License](./LICENSE).