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calibre

Performance monitoring with Synthetic testing, Chrome UX Report, and Real User Metrics

v7.0.0, 7 May 2026MITESM + CommonJSTypes: NoneMonitoring and error trackingTesting
$ npm install calibre
npmGitHubHomepage

Key numbers

As of 25 Sept 2026
Weekly downloads
360.8k
+461% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
17
Direct, from package.json
Last release
4 months ago
v7.0.0
GitHub stars
144
17 forks
Open issues / PRs
0 / 3
Contributors
-
Commits, last 52 weeks
86

Downloads

Last week 2026-09-15 to 2026-09-21
0200k400k600kSept 2025Mar 2026Sept 2026High 534.9k (25 Aug 2026)Low 31k (28 Oct 2025)
Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

360,798 downloads last week, 1,769,139 in the last month. The 12-month change of +461% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months
463 in total
Latest version
7.0.0, 7 May 20264 months ago
First published
23 Mar 2016
Last push to GitHub
14 Sept 202611 days before the snapshot
Repository archived
No
Open issues
0
Open pull requests
3
Commits, last 52 weeks
86
Dependents on npm
1

Major versions

  1. v7 first release 7.0.0, 7 May 2026
  2. v6 first release 6.0.0, 11 Dec 2024
  3. v5 first release 5.0.0, 28 Apr 2022
  4. v4 first release 4.0.0, 17 Aug 2021
  5. v3 first release 3.0.0, 7 Feb 2020
  6. v2 first release 2.0.0, 1 May 2019
  7. v1 first release 1.0.0, 28 Jan 2018
  8. v0 first release 0.0.0, 23 Mar 2016

Recent releases

VersionPublished
7.0.07 May 2026
6.3.010 Dec 2025
6.2.120 Oct 2025
6.2.01 Oct 2025
6.1.020 Mar 2025
6.0.011 Dec 2024
5.2.029 Aug 2024
5.1.321 Feb 2024
5.1.23 Nov 2023
5.1.15 Oct 2023
5.1.019 Sept 2023
5.0.431 May 2023
5.0.325 Aug 2022
5.0.215 Jul 2022

Compatibility

Module format
ESM + CommonJSFrom package.json type, main and exports fields
TypeScript types
None
Node.js engine range
>= 20
Runtimes
-
Unpacked size (npm)
987 kB
Dependencies (17)
orachalklistryargsmarkeddate-fnshumanizecolumnifycookiefilep-throttleconfigstorelog-symbols@json2csv/nodegraphql-requestmarked-terminalstats-percentilesimple-update-notifier

Install

npm install calibre

CDN

  • jsDelivrhttps://cdn.jsdelivr.net/npm/calibre@7.0.0/
  • unpkghttps://unpkg.com/calibre@7.0.0/
  • esm.shhttps://esm.sh/calibre@7.0.0

Alternatives

PackageWeekly downloadsGzipLast releaseModuleComparison
event-reduce-js53.7k-6 months agoESM + CommonJS-
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Indexed.