canirequire › CommonJS › qs
Is qs ESM-only? Can you require() it?
A querystring parser that supports nesting and arrays, with a depth limit
Last verified Sep 9, 2026 against qs@6.16.0. JSON
CommonJS CommonJS — require() works on every Node.js version
qs ships CommonJS only. require("qs") works everywhere. import "qs" 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 qs@6.16.0 actually load? Runtime test results
Installed and executed on Sep 9, 2026 with require("qs") from a CommonJS file and import "qs" from an ES module.
| Runtime | require("qs") | import "qs" |
|---|---|---|
| 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 qs
ES modules (import)
import qs from "qs";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 qs = require("qs");Module 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 |
|---|---|---|
| 6.5.3 – 6.16.0 | CommonJS | Jan 11, 2022 |
Frequently asked
Is qs ESM-only?
qs@6.16.0 is a CommonJS package. qs ships CommonJS only. require("qs") works everywhere. import "qs" 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 qs with ES module syntax?
Yes. import qs from "qs" 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 qs work in Bun?
Yes. import "qs" loaded successfully in Bun 1.4 on Sep 9, 2026.
Does qs ship TypeScript types?
Not bundled. Install the community types with "npm install -D @types/qs".
Links
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