canirequire › ESM-only › @babel/generator
Is @babel/generator ESM-only? Can you require() it?
Turns an AST into code.
Last verified Sep 9, 2026 against @babel/generator@8.0.0. JSON
ESM-only ESM-only since 8.0.0 — last CommonJS version is 7.29.8
@babel/generator dropped its CommonJS build in 8.0.0 (June 2026). The last version you can require() on every Node.js version, including 18 and older, is 7.29.8, published Jul 31, 2026.
On Node.js 20.19+, 22.12+ and every newer release, require("@babel/generator") works anyway: Node can load synchronous ES modules through require(). Verified on Node 22, 24, 26. Node.js 18 and older still fail with ERR_REQUIRE_ESM.
@babel/generator@8.0.0 declares engines "^22.18.0 || >=24.11.0", so Node.js 18, 20 are outside its supported range regardless of module format.
Does @babel/generator@8.0.0 actually load? Runtime test results
Installed and executed on Sep 9, 2026 with require("@babel/generator") from a CommonJS file and import "@babel/generator" from an ES module.
| Runtime | require("@babel/generator") | import "@babel/generator" |
|---|---|---|
| Node.js 18 | ✗ failsERR_REQUIRE_ESM | ✓ 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 @babel/generator
ES modules (import)
import generator from "@babel/generator";CommonJS (require)
// Node.js 20.19+ / 22.12+ / newer (package has no top-level await):
const generator = require("@babel/generator");
// Any Node.js version:
const generator = await import("@babel/generator");
// Or pin the last CommonJS release:
// npm install @babel/generator@7.29.8Module format by version
Derived from the type, main and exports fields of every stable release on npm (150 versions; the newest 60 shown).
| Versions | Format | First published |
|---|---|---|
| 8.0.0 | ESM-only | Jun 16, 2026 |
| 7.20.1 – 7.29.8 | CommonJS | Nov 1, 2022 |
Frequently asked
Is @babel/generator ESM-only?
@babel/generator@8.0.0 is ESM-only. @babel/generator dropped its CommonJS build in 8.0.0 (June 2026). The last version you can require() on every Node.js version, including 18 and older, is 7.29.8, published Jul 31, 2026.
Which version of @babel/generator still supports CommonJS / require()?
7.29.8 is the last version of @babel/generator with a CommonJS build. Install it with "npm install @babel/generator@7.29.8". Every version from 8.0.0 on is ESM-only.
How do I use @babel/generator from a CommonJS file?
Use a dynamic import: const mod = await import("@babel/generator"). On Node.js 20.19+, 22.12+ and newer, a plain require("@babel/generator") also works for ESM packages that do not use top-level await. Alternatively pin @babel/generator@7.29.8.
Does @babel/generator work in Bun?
Yes. import "@babel/generator" loaded successfully in Bun 1.4 on Sep 9, 2026.
Does @babel/generator ship TypeScript types?
Yes. @babel/generator bundles its own type declarations; no @types package is needed.
Links
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