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Package

cal-heatmap

Cal-Heatmap is a javascript module to create calendar heatmap to visualize time series data

v4.2.4, 29 Dec 2023MITESM + CommonJSTypes: Bundled
$ npm install cal-heatmap

Key numbers

As of 25 Sept 2026
Weekly downloads
11.6k
+84% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
9
Direct, from package.json
Last release
2 years ago
v4.2.4
GitHub stars
3.1k
305 forks
Open issues / PRs
38 / 21
Contributors
-
Commits, last 52 weeks
0

Downloads

Last week 2026-09-15 to 2026-09-21
010k20k30kSept 2025Mar 2026Sept 2026High 25.4k (3 Mar 2026)Low 4.7k (23 Dec 2025)
Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

11,571 downloads last week, 63,832 in the last month. The 12-month change of +84% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
-
Latest version
4.2.4, 29 Dec 20232 years ago
First published
-
Last push to GitHub
12 Sept 202612 days before the snapshot
Repository archived
No
Open issues
38
Open pull requests
21
Commits, last 52 weeks
0
Dependents on npm
5

Major versions

-

Recent releases

-

Module format
ESM + CommonJSFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
Not declared
Runtimes
-
Unpacked size (npm)
6.6 MB
Dependencies (9)
dayjsd3-colord3-fetchlodash-esd3-selectiond3-transitioneventemitter3@popperjs/core@observablehq/plot
npm install cal-heatmap

CDN

jsDelivr: 1.3m requests in 30 days
  • jsDelivrhttps://cdn.jsdelivr.net/npm/cal-heatmap@4.2.4/
  • unpkghttps://unpkg.com/cal-heatmap@4.2.4/
  • esm.shhttps://esm.sh/cal-heatmap@4.2.4
Sources: npm registry, npm downloads API, GitHub API, jsDelivr. Data fetched 25 Sept 2026.

Indexability: Not indexed (discovery only): no category.