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Package

c8

output coverage reports using Node.js' built in coverage

v12.0.0, 14 Jul 2026ISCCommonJSTypes: Bundled
$ npm install c8
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Key numbers

As of 25 Sept 2026
Weekly downloads
3.2m
+46% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
11
Direct, from package.json
Last release
2 months ago
v12.0.0
GitHub stars
2.1k
99 forks
Open issues / PRs
106 / 15
Contributors
-
Commits, last 52 weeks
6

Downloads

Last week 2026-09-15 to 2026-09-21
02m4m6m8mSept 2025Mar 2026Sept 2026High 6.6m (11 Nov 2025)Low 1.4m (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.

3,183,440 downloads last week, 15,409,371 in the last month. The 12-month change of +46% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months
268 in total
Latest version
12.0.0, 14 Jul 20262 months ago
First published
24 Sept 2013
Last push to GitHub
24 Sept 2026same day as the snapshot
Repository archived
No
Open issues
106
Open pull requests
15
Commits, last 52 weeks
6
Dependents on npm
164

Major versions

  1. v12 first release 12.0.0, 14 Jul 2026
  2. v11 first release 11.0.0, 22 Feb 2026
  3. v10 first release 10.0.0, 10 Jun 2024
  4. v9 first release 9.0.0, 3 Jan 2024
  5. v8 first release 8.0.0, 13 Jun 2023
  6. v7 first release 7.0.0, 22 Dec 2019
  7. v6 first release 6.0.0, 24 Oct 2019
  8. v5 first release 5.0.0, 20 May 2019
  9. v4 first release 4.0.0, 2 May 2019
  10. v3 first release 3.0.0, 10 Sept 2018
  11. v2 first release 2.0.0, 17 Dec 2017
  12. v1 first release 1.0.0, 26 Oct 2017

Recent releases

VersionPublished
12.0.014 Jul 2026
11.0.022 Feb 2026
10.1.310 Dec 2024
10.1.213 Jun 2024
10.1.111 Jun 2024
10.1.011 Jun 2024
10.0.010 Jun 2024
9.1.012 Jan 2024
9.0.03 Jan 2024
8.0.125 Jul 2023
8.0.013 Jun 2023
7.14.028 May 2023
7.13.016 Feb 2023
7.12.019 Jul 2022

Compatibility

Module format
CommonJSFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
^20.19.0 || ^22.12.0 || >=23
Runtimes
-
Unpacked size (npm)
41 kB
Dependencies (11)
yargsfind-uptest-excludeyargs-parserv8-to-istanbulforeground-childistanbul-reports@bcoe/v8-coverage@istanbuljs/schemaistanbul-lib-reportistanbul-lib-coverage
Peer dependencies (1)
monocart-coverage-reports

Install

npm install c8

CDN

  • jsDelivrhttps://cdn.jsdelivr.net/npm/c8@12.0.0/
  • unpkghttps://unpkg.com/c8@12.0.0/
  • esm.shhttps://esm.sh/c8@12.0.0
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

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