canirequire › Dual (CommonJS + ESM) › yallist
Is yallist ESM-only? Can you require() it?
Yet Another Linked List
Last verified Sep 9, 2026 against yallist@5.0.0. JSON
Dual (CommonJS + ESM) Dual package — both require() and import work
yallist publishes both a CommonJS entry and a native ESM entry (ESM added in 5.0.0). require("yallist") and import "yallist" both work on every supported Node.js version and in Bun.
Does yallist@5.0.0 actually load? Runtime test results
Installed and executed on Sep 9, 2026 with require("yallist") from a CommonJS file and import "yallist" from an ES module.
| Runtime | require("yallist") | import "yallist" |
|---|---|---|
| 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 yallist
ES modules (import)
import yallist from "yallist";CommonJS (require)
const yallist = require("yallist");Module format by version
Derived from the type, main and exports fields of every stable release on npm (17 versions; the newest 17 shown).
| Versions | Format | First published |
|---|---|---|
| 5.0.0 | Dual (CommonJS + ESM) | Apr 9, 2024 |
| 1.0.0 – 4.0.0 | CommonJS | Dec 18, 2015 |
Frequently asked
Is yallist ESM-only?
yallist@5.0.0 ships CommonJS and ESM builds. yallist publishes both a CommonJS entry and a native ESM entry (ESM added in 5.0.0). require("yallist") and import "yallist" both work on every supported Node.js version and in Bun.
Can I require yallist?
Yes. yallist ships a CommonJS entry, so require("yallist") works on every Node.js version, alongside the native ESM entry for import.
Does yallist work in Bun?
Yes. import "yallist" loaded successfully in Bun 1.4 on Sep 9, 2026.
Does yallist ship TypeScript types?
Yes. yallist bundles its own type declarations; no @types package is needed.
Links
Other dual (commonjs + esm) packages
- minimatch 10.2.6Dual
- brace-expansion 5.0.9Dual
- lru-cache 11.5.2Dual
- glob 13.0.6Dual
- eslint-visitor-keys 5.0.1Dual
- balanced-match 4.0.4Dual
- js-yaml 5.4.1Dual
- postcss 8.5.28Dual
Similar popularity
- which 7.0.0CommonJS
- json-schema-traverse 1.0.0CommonJS
- glob-parent 6.0.2CommonJS
- undici-types 8.10.2CommonJS
- safe-buffer 5.2.1CommonJS
- balanced-match 4.0.4Dual
- js-yaml 5.4.1Dual
- iconv-lite 0.7.3CommonJS