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canirequire › Dual (CommonJS + ESM) › @reduxjs/toolkit

Is @reduxjs/toolkit ESM-only? Can you require() it?

The official, opinionated, batteries-included toolset for efficient Redux development

Last verified Sep 9, 2026 against @reduxjs/toolkit@2.12.0. JSON

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

@reduxjs/toolkit publishes both a CommonJS entry and a native ESM entry (ESM added in 2.0.0). require("@reduxjs/toolkit") and import "@reduxjs/toolkit" both work on every supported Node.js version and in Bun.

Latest
2.12.0 (May 15, 2026)
Module format
Dual (CommonJS + ESM)
Last CommonJS version
2.12.0
Native ESM since
2.0.0
TypeScript types
Bundled
Node engines
not declared
Weekly downloads
26.4M
License
MIT

Does @reduxjs/toolkit@2.12.0 actually load? Runtime test results

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

Runtimerequire("@reduxjs/toolkit")import "@reduxjs/toolkit"
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 @reduxjs/toolkit

ES modules (import)

import toolkit from "@reduxjs/toolkit";

CommonJS (require)

const toolkit = require("@reduxjs/toolkit");

Module format by version

Derived from the type, main and exports fields of every stable release on npm (71 versions; the newest 60 shown).

VersionsFormatFirst published
2.12.0Dual (CommonJS + ESM)May 15, 2026
2.8.0 – 2.11.2ESM-onlyMay 6, 2025
2.0.0 – 2.7.0Dual (CommonJS + ESM)Dec 4, 2023
1.3.2 – 1.9.7CommonJSMar 28, 2020

Frequently asked

Is @reduxjs/toolkit ESM-only?

@reduxjs/toolkit@2.12.0 ships CommonJS and ESM builds. @reduxjs/toolkit publishes both a CommonJS entry and a native ESM entry (ESM added in 2.0.0). require("@reduxjs/toolkit") and import "@reduxjs/toolkit" both work on every supported Node.js version and in Bun.

Can I require @reduxjs/toolkit?

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

Does @reduxjs/toolkit work in Bun?

Yes. import "@reduxjs/toolkit" loaded successfully in Bun 1.4 on Sep 9, 2026.

Does @reduxjs/toolkit ship TypeScript types?

Yes. @reduxjs/toolkit bundles its own type declarations; no @types package is needed.

Links

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