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@csstools/postcss-is-pseudo-class

A pseudo-class for matching elements in a selector list

v6.0.0, 14 Jan 2026MIT-0ESM onlyTypes: BundledCSS-in-JS and styling
$ npm install @csstools/postcss-is-pseudo-class

Key numbers

As of 25 Sept 2026
Weekly downloads
5.6m
+21% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
2
Direct, from package.json
Last release
8 months ago
v6.0.0
GitHub stars
1.1k
83 forks
Open issues / PRs
10 / 0
Contributors
142
Commits, last 52 weeks
861

Downloads

Last week 2026-09-15 to 2026-09-21
02m4m6m8mSept 2025Mar 2026Sept 2026High 6.8m (18 Aug 2026)Low 2.6m (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.

5,605,343 downloads last week, 24,293,707 in the last month. The 12-month change of +21% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
130 in total
Latest version
6.0.0, 14 Jan 20268 months ago
First published
13 Jan 2022
Last push to GitHub
24 Sept 2026same day as the snapshot
Repository archived
No
Open issues
10
Open pull requests
0
Commits, last 52 weeks
861
Dependents on npm
12

Major versions

  1. v6 first release 6.0.0, 14 Jan 2026
  2. v5 first release 5.0.0, 3 Aug 2024
  3. v4 first release 4.0.0, 3 Jul 2023
  4. v3 first release 3.0.0, 24 Jan 2023
  5. v2 first release 2.0.0, 31 Jan 2022
  6. v1 first release 1.0.0, 13 Jan 2022

Recent releases

VersionPublished
6.0.014 Jan 2026
5.0.311 Jun 2025
5.0.210 Jun 2025
5.0.123 Oct 2024
5.0.03 Aug 2024
4.0.813 May 2024
4.0.711 May 2024
4.0.631 Mar 2024
4.0.519 Feb 2024
4.0.415 Dec 2023
4.0.32 Oct 2023
4.0.218 Sept 2023
4.0.12 Sept 2023
4.0.03 Jul 2023
Module format
ESM onlyFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
>=20.19.0
Runtimes
-
Unpacked size (npm)
19 kB
Dependencies (2)
postcss-selector-parser@csstools/selector-specificity
Peer dependencies (1)
postcss
npm install @csstools/postcss-is-pseudo-class
  • jsDelivrhttps://cdn.jsdelivr.net/npm/@csstools/postcss-is-pseudo-class@6.0.0/
  • unpkghttps://unpkg.com/@csstools/postcss-is-pseudo-class@6.0.0/
  • esm.shhttps://esm.sh/@csstools/postcss-is-pseudo-class@6.0.0
PackageWeekly downloadsGzipLast releaseModuleComparison
postcss-reduce-initial16m-7 days agoESM only-
postcss-ordered-values15.9m-7 days agoESM only-
postcss-unique-selectors15.9m-7 days agoESM only-
postcss-minify-gradients15.9m-7 days agoESM only-
postcss-normalize-whitespace15.3m-7 days agoESM only-
postcss-normalize-unicode15m-7 days agoESM only-
postcss-normalize-positions15m-7 days agoESM only-
postcss-normalize-string15m-7 days agoESM only-
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Indexed.