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optimize-css-assets-webpack-plugin

A Webpack plugin to optimize \ minimize CSS assets.

v6.0.1, 23 Jun 2021MITCommonJSTypes: NoneBundler plugins and loaders
$ npm install optimize-css-assets-webpack-plugin
npmGitHubHomepage

Key numbers

As of 25 Sept 2026
Weekly downloads
2m
-12% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
3
Direct, from package.json
Last release
5 years ago
v6.0.1
GitHub stars
1.1k
57 forks
Open issues / PRs
26 / 15
Contributors
-
Commits, last 52 weeks
0

Downloads

Last week 2026-09-15 to 2026-09-21
01m2m3mSept 2025Mar 2026Sept 2026High 2m (15 Sept 2026)Low 663.5k (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.

2,040,442 downloads last week, 5,375,482 in the last month. The 12-month change of -12% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months
027 in total
Latest version
6.0.1, 23 Jun 20215 years ago
First published
9 Jan 2016
Last push to GitHub
7 Dec 20221,387 days before the snapshot
Repository archived
No
Open issues
26
Open pull requests
15
Commits, last 52 weeks
0
Dependents on npm
4,043

Major versions

  1. v6 first release 6.0.0, 17 May 2021
  2. v5 first release 5.0.0, 15 Jul 2018
  3. v4 first release 4.0.0, 4 Mar 2018
  4. v3 first release 3.0.0, 23 Jul 2017
  5. v2 first release 2.0.0, 3 Jun 2017
  6. v1 first release 1.0.0, 9 Jan 2016

Recent releases

VersionPublished
6.0.123 Jun 2021
5.0.823 Jun 2021
5.0.722 Jun 2021
6.0.017 May 2021
5.0.617 May 2021
5.0.516 May 2021
5.0.430 Aug 2020
5.0.328 Jun 2019
3.2.128 Jun 2019
5.0.228 Jun 2019
5.0.129 Aug 2018
5.0.015 Jul 2018
4.0.326 Jun 2018
4.0.227 May 2018

Compatibility

Module format
CommonJSFrom package.json type, main and exports fields
TypeScript types
None
Node.js engine range
Not declared
Runtimes
-
Unpacked size (npm)
18 kB
Dependencies (3)
cssnanopostcsslast-call-webpack-plugin
Peer dependencies (1)
webpack

Install

npm install optimize-css-assets-webpack-plugin

CDN

  • jsDelivrhttps://cdn.jsdelivr.net/npm/optimize-css-assets-webpack-plugin@6.0.1/
  • unpkghttps://unpkg.com/optimize-css-assets-webpack-plugin@6.0.1/
  • esm.shhttps://esm.sh/optimize-css-assets-webpack-plugin@6.0.1
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Indexed.