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

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Last verified Sep 9, 2026 against ejs@6.0.1. JSON

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

ejs publishes both a CommonJS entry and a native ESM entry (ESM added in 4.0.1). require("ejs") and import "ejs" both work on every supported Node.js version and in Bun.

Latest
6.0.1 (May 26, 2026)
Module format
Dual (CommonJS + ESM)
Last CommonJS version
6.0.1
Native ESM since
4.0.1
TypeScript types
@types/ejs
Node engines
>=0.12.18
Weekly downloads
36.1M
License
Apache-2.0

Does ejs@6.0.1 actually load? Runtime test results

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

Runtimerequire("ejs")import "ejs"
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 ejs

ES modules (import)

import ejs from "ejs";

CommonJS (require)

const ejs = require("ejs");

Module format by version

Derived from the type, main and exports fields of every stable release on npm (79 versions; the newest 60 shown).

VersionsFormatFirst published
4.0.1 – 6.0.1Dual (CommonJS + ESM)Jan 14, 2026
0.8.0 – 3.1.10CommonJSJul 25, 2012

Frequently asked

Is ejs ESM-only?

ejs@6.0.1 ships CommonJS and ESM builds. ejs publishes both a CommonJS entry and a native ESM entry (ESM added in 4.0.1). require("ejs") and import "ejs" both work on every supported Node.js version and in Bun.

Can I require ejs?

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

Does ejs work in Bun?

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

Does ejs ship TypeScript types?

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

Links

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