# Is rollup-plugin-node-builtins ESM-only? Can you require() it?

> rollup-plugin-node-builtins@2.1.2 is a CommonJS package. CommonJS — require() works on every Node.js version we test.

use node builtins in browser with rollup

Last verified Sep 9, 2026 against rollup-plugin-node-builtins@2.1.2.

rollup-plugin-node-builtins ships CommonJS only. require("rollup-plugin-node-builtins") works on every Node.js version we test (18, 20, 22, 24 and 26) and in Bun. import "rollup-plugin-node-builtins" 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.

## What to do

1. require("rollup-plugin-node-builtins") works on every Node.js version we test (18, 20, 22, 24 and 26) and in Bun.
2. From ES modules use the default import: import rollupPluginNodeBuiltins from "rollup-plugin-node-builtins"; then destructure. Named imports only work when Node.js can statically detect the exports.
3. TypeScript: npm install -D @types/rollup-plugin-node-builtins

## Facts

- Latest: 2.1.2 (May 10, 2017)
- Module format: CommonJS
- Last CommonJS version: 2.1.2
- TypeScript types: @types/rollup-plugin-node-builtins
- Node engines: not declared
- Weekly downloads: 146K
- License: ISC

## Runtime test results for rollup-plugin-node-builtins@2.1.2

Installed and executed on Sep 9, 2026 with require("rollup-plugin-node-builtins") from a CommonJS file and import "rollup-plugin-node-builtins" from an ES module.

| Runtime | require("rollup-plugin-node-builtins") | import "rollup-plugin-node-builtins" |
|---|---|---|
| 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 1.4.0 | works | works |

## How to import rollup-plugin-node-builtins

ES modules:

```js
import rollupPluginNodeBuiltins from "rollup-plugin-node-builtins";
```

CommonJS:

```js
const rollupPluginNodeBuiltins = require("rollup-plugin-node-builtins");
```

## Module format by version

Derived from the type, main and exports fields of every stable release on npm (16 versions; the newest 16 shown).

| Versions | Format | First published |
|---|---|---|
| 1.0.0 – 2.1.2 | CommonJS | Mar 10, 2016 |

## Frequently asked

**Is rollup-plugin-node-builtins ESM-only?**

rollup-plugin-node-builtins@2.1.2 is a CommonJS package. rollup-plugin-node-builtins ships CommonJS only. require("rollup-plugin-node-builtins") works on every Node.js version we test (18, 20, 22, 24 and 26) and in Bun. import "rollup-plugin-node-builtins" 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 rollup-plugin-node-builtins with ES module syntax?**

Yes. import rollupPluginNodeBuiltins from "rollup-plugin-node-builtins" 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 rollup-plugin-node-builtins work in Bun?**

Yes. import "rollup-plugin-node-builtins" loaded successfully in Bun 1.4.0 on Sep 9, 2026.

**Does rollup-plugin-node-builtins ship TypeScript types?**

Not bundled. Install the community types with "npm install -D @types/rollup-plugin-node-builtins".

## Links

- [rollup-plugin-node-builtins on npm](https://www.npmjs.com/package/rollup-plugin-node-builtins)
- [Source repository](https://github.com/calvinmetcalf/rollup-plugin-node-builtins)
- [HTML version](https://canirequire.com/package/rollup-plugin-node-builtins/)
- [JSON version](https://canirequire.com/package/rollup-plugin-node-builtins.json)

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