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Is luxon ESM-only? Can you require() it?

Immutable date wrapper

Last verified Sep 9, 2026 against luxon@3.7.2. JSON

Dual (CommonJS + ESM) Dual package — both require() and import work

luxon publishes both a CommonJS entry and a native ESM entry (ESM added in 2.5.0). require("luxon") and import "luxon" both work on every supported Node.js version and in Bun.

Latest
3.7.2 (Sep 5, 2025)
Module format
Dual (CommonJS + ESM)
Last CommonJS version
3.7.2
Native ESM since
2.5.0
TypeScript types
@types/luxon
Node engines
>=12
Weekly downloads
34.3M
License
MIT

Does luxon@3.7.2 actually load? Runtime test results

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

Runtimerequire("luxon")import "luxon"
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 luxon

ES modules (import)

import luxon from "luxon";

CommonJS (require)

const luxon = require("luxon");

Module format by version

Derived from the type, main and exports fields of every stable release on npm (150 versions; the newest 60 shown).

VersionsFormatFirst published
2.5.0 – 3.7.2Dual (CommonJS + ESM)Jul 9, 2022
1.17.0 – 2.4.0CommonJSJul 11, 2019

Frequently asked

Is luxon ESM-only?

luxon@3.7.2 ships CommonJS and ESM builds. luxon publishes both a CommonJS entry and a native ESM entry (ESM added in 2.5.0). require("luxon") and import "luxon" both work on every supported Node.js version and in Bun.

Can I require luxon?

Yes. luxon ships a CommonJS entry, so require("luxon") works on every Node.js version, alongside the native ESM entry for import.

Does luxon work in Bun?

Yes. import "luxon" loaded successfully in Bun 1.4 on Sep 9, 2026.

Does luxon ship TypeScript types?

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

Links

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