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

PostCSS plugin to rebase or inline on url().

Last verified Sep 9, 2026 against postcss-url@10.1.4. JSON

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

postcss-url ships CommonJS only. require("postcss-url") works everywhere. import "postcss-url" 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
10.1.4 (May 21, 2026)
Module format
CommonJS
Last CommonJS version
10.1.4
TypeScript types
@types/postcss-url
Node engines
>=10
Weekly downloads
935K
License
MIT

Does postcss-url@10.1.4 actually load? Runtime test results

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

Runtimerequire("postcss-url")import "postcss-url"
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 postcss-url

ES modules (import)

import postcssUrl from "postcss-url";

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 postcssUrl = require("postcss-url");

Module format by version

Derived from the type, main and exports fields of every stable release on npm (55 versions; the newest 55 shown).

VersionsFormatFirst published
1.0.0 – 10.1.4CommonJSAug 24, 2014

Frequently asked

Is postcss-url ESM-only?

postcss-url@10.1.4 is a CommonJS package. postcss-url ships CommonJS only. require("postcss-url") works everywhere. import "postcss-url" 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 postcss-url with ES module syntax?

Yes. import postcssUrl from "postcss-url" 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 postcss-url work in Bun?

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

Does postcss-url ship TypeScript types?

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

Links

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