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Is gulp-postcss ESM-only? Can you require() it?

PostCSS gulp plugin

Last verified Sep 9, 2026 against gulp-postcss@10.0.0. JSON

CommonJS CommonJS — require() works on every Node.js version

gulp-postcss ships CommonJS only. require("gulp-postcss") works everywhere. import "gulp-postcss" also works because Node.js and Bun can import CommonJS from ES modules, but only the default export is guaranteed; named imports depend on Node's static analysis of the module.

Latest
10.0.0 (Feb 6, 2024)
Module format
CommonJS
Last CommonJS version
10.0.0
TypeScript types
@types/gulp-postcss
Node engines
>=18
Weekly downloads
225K
License
MIT

Does gulp-postcss@10.0.0 actually load? Runtime test results

Installed and executed on Sep 9, 2026 with require("gulp-postcss") from a CommonJS file and import "gulp-postcss" from an ES module.

Runtimerequire("gulp-postcss")import "gulp-postcss"
Node.js 18✓ works✓ works
Node.js 20✓ works✓ works
Node.js 22✓ works✓ works
Node.js 24✓ works✓ works
Node.js 26✓ works✓ works
Bun 1.4✓ works✓ works

How to import gulp-postcss

ES modules (import)

import gulpPostcss from "gulp-postcss";

Named imports from a CommonJS package only work when Node.js can statically detect them. If a named import fails, use the default import and destructure.

CommonJS (require)

const gulpPostcss = require("gulp-postcss");

Module format by version

Derived from the type, main and exports fields of every stable release on npm (39 versions; the newest 39 shown).

VersionsFormatFirst published
0.0.1 – 10.0.0CommonJSAug 17, 2014

Frequently asked

Is gulp-postcss ESM-only?

gulp-postcss@10.0.0 is a CommonJS package. gulp-postcss ships CommonJS only. require("gulp-postcss") works everywhere. import "gulp-postcss" also works because Node.js and Bun can import CommonJS from ES modules, but only the default export is guaranteed; named imports depend on Node's static analysis of the module.

Can I import gulp-postcss with ES module syntax?

Yes. import gulpPostcss from "gulp-postcss" works in Node.js and Bun because they support importing CommonJS modules. Named imports work only when Node.js can statically detect the exports.

Does gulp-postcss work in Bun?

Yes. import "gulp-postcss" loaded successfully in Bun 1.4 on Sep 9, 2026.

Does gulp-postcss ship TypeScript types?

Not bundled. Install the community types with "npm install -D @types/gulp-postcss".

Links

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