canirequire › CommonJS › jwa
Is jwa ESM-only? Can you require() it?
JWA implementation (supports all JWS algorithms)
Last verified Sep 9, 2026 against jwa@2.0.1. JSON
CommonJS CommonJS — require() works on every Node.js version
jwa ships CommonJS only. require("jwa") works everywhere. import "jwa" 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.
Does jwa@2.0.1 actually load? Runtime test results
Installed and executed on Sep 9, 2026 with require("jwa") from a CommonJS file and import "jwa" from an ES module.
| Runtime | require("jwa") | import "jwa" |
|---|---|---|
| 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 jwa
ES modules (import)
import jwa from "jwa";Named imports from a CommonJS package only work when Node.js can statically detect them. If a named import fails, use the default import and destructure.
CommonJS (require)
const jwa = require("jwa");Module format by version
Derived from the type, main and exports fields of every stable release on npm (21 versions; the newest 21 shown).
| Versions | Format | First published |
|---|---|---|
| 0.0.0 – 2.0.1 | CommonJS | Feb 10, 2013 |
Frequently asked
Is jwa ESM-only?
jwa@2.0.1 is a CommonJS package. jwa ships CommonJS only. require("jwa") works everywhere. import "jwa" 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 jwa with ES module syntax?
Yes. import jwa from "jwa" 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 jwa work in Bun?
Yes. import "jwa" loaded successfully in Bun 1.4 on Sep 9, 2026.
Does jwa ship TypeScript types?
Not bundled. Install the community types with "npm install -D @types/jwa".
Links
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