# UglifyJS

JavaScript parser, minifier, compressor and beautifier toolkit.


Source: https://findsoftware.frbit.cloud/uglify-js/
Last reviewed: 2026-10-28
Listed since: 2026-10-28

## Record

### Links

- home: https://lisperator.net/uglifyjs/
- repository: https://github.com/mishoo/UglifyJS
- docs: https://github.com/mishoo/UglifyJS/blob/v3.19.3/README.md

### Identity

- status: active
- maintainer: Alex Lam
- maintainerType: individual
- parent: unknown
- firstRelease: 2011
- hqCountry: unknown

### Kind

- category: build-tool
- hosting: not applicable
- language: javascript
- runtime: node
- runtimeMin: node 0.8
- basedOn: unknown

### Content

- contentStore: not applicable
- databases: not applicable
- adminUi: not applicable
- headlessApi: not applicable
- templating: not applicable
- i18n: not applicable

### Rendering and deploy

- runsAs: local
- renderingModes: not applicable
- installMethod: npm, command line: npm install uglify-js -g

### License

- licenseModel: open-source
- license: BSD-2-Clause, BSD license

### Releases

- currentMajor: 3
- latestReleaseDate: 2024-08-29

### Adoption

- githubStargazers: 13370
- packagistDownloads: not applicable
- npmWeeklyDownloads: 55241807
- contributors: 116
- pluginCount: unknown
- packagistMonthlyDownloads: unknown
- ecosystemsMonthlyDownloads: unknown
- httpArchiveSites: unknown
- wordpressActiveInstalls: unknown
- dependentRepos: 2199119
- dependentPackages: 26568

### Sources

- urls: https://lisperator.net/uglifyjs/ (read 2026-10-28)
- urls: https://api.github.com/repos/mishoo/UglifyJS (read 2026-10-28)
- urls: https://github.com/mishoo/UglifyJS/blob/v3.19.3/README.md (read 2026-10-28)
- category: https://github.com/mishoo/UglifyJS/blob/v3.19.3/README.md (read 2026-10-28)
- language: https://api.github.com/repos/mishoo/UglifyJS (read 2026-10-28)
- runtime: https://github.com/mishoo/UglifyJS/blob/v3.19.3/package.json (read 2026-10-28)
- runtimeMin: https://github.com/mishoo/UglifyJS/blob/v3.19.3/package.json (read 2026-10-28)
- license: https://registry.npmjs.org/uglify-js/3.19.3 (read 2026-10-28)
- license: https://github.com/mishoo/UglifyJS/blob/v3.19.3/LICENSE (read 2026-10-28)
- installMethod: https://github.com/mishoo/UglifyJS/blob/v3.19.3/README.md (read 2026-10-28)
- installMethod: https://github.com/mishoo/UglifyJS/blob/v3.19.3/README.md (read 2026-10-28)
- runsAs: https://github.com/mishoo/UglifyJS/blob/v3.19.3/README.md (read 2026-10-28)
- maintainer: https://lisperator.net/uglifyjs/ (read 2026-10-28)
- maintainerType: https://lisperator.net/uglifyjs/ (read 2026-10-28)
- firstRelease: https://registry.npmjs.org/uglify-js (read 2026-10-28)
- currentMajor: https://api.github.com/repos/mishoo/UglifyJS/releases/latest (read 2026-10-28)
- latestReleaseDate: https://api.github.com/repos/mishoo/UglifyJS/releases/latest (read 2026-10-28)
- githubStargazers: https://api.github.com/repos/mishoo/UglifyJS (read 2026-10-28)
- contributors: https://api.github.com/repos/mishoo/UglifyJS/contributors?per_page=1 (read 2026-10-28)
- npmWeeklyDownloads: https://api.npmjs.org/downloads/range/2026-09-28:2026-10-04/uglify-js (read 2026-10-28)
- dependentPackages: https://packages.ecosyste.ms/api/v1/registries/npmjs.org/packages/uglify-js (read 2026-10-28)
- dependentRepos: https://packages.ecosyste.ms/api/v1/registries/npmjs.org/packages/uglify-js (read 2026-10-28)

## Notes

UglifyJS is a JavaScript parser, minifier, compressor and beautifier toolkit, written in JavaScript. It is installed from npm, either as a command-line app that runs on the developer's machine or as a package that Node.js code requires. The source and its [repository](https://github.com/mishoo/UglifyJS) are public, and the copyright line names Mihai Bazon.

## Worth knowing

The project's homepage says its pages are old and describe an earlier major version, and it points readers to the repository for documentation of the current one.

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Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Attributes are recorded, never scored; absent means unknown.
Credit, in full: FindSoftware, CC BY 4.0