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Is json-schema-traverse ESM-only? Can you require() it?

Traverse JSON Schema passing each schema object to callback

Last verified Sep 9, 2026 against json-schema-traverse@1.0.0. JSON

CommonJS CommonJS — require() works on every Node.js version

json-schema-traverse ships CommonJS only. require("json-schema-traverse") works everywhere. import "json-schema-traverse" 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.

Latest
1.0.0 (Dec 13, 2020)
Module format
CommonJS
Last CommonJS version
1.0.0
TypeScript types
Bundled
Node engines
not declared
Weekly downloads
287.0M
License
MIT

Does json-schema-traverse@1.0.0 actually load? Runtime test results

Installed and executed on Sep 9, 2026 with require("json-schema-traverse") from a CommonJS file and import "json-schema-traverse" from an ES module.

Runtimerequire("json-schema-traverse")import "json-schema-traverse"
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 json-schema-traverse

ES modules (import)

import jsonSchemaTraverse from "json-schema-traverse";

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 jsonSchemaTraverse = require("json-schema-traverse");

Module format by version

Derived from the type, main and exports fields of every stable release on npm (9 versions; the newest 9 shown).

VersionsFormatFirst published
0.0.1 – 1.0.0CommonJSJun 4, 2017

Frequently asked

Is json-schema-traverse ESM-only?

json-schema-traverse@1.0.0 is a CommonJS package. json-schema-traverse ships CommonJS only. require("json-schema-traverse") works everywhere. import "json-schema-traverse" 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 json-schema-traverse with ES module syntax?

Yes. import jsonSchemaTraverse from "json-schema-traverse" 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 json-schema-traverse work in Bun?

Yes. import "json-schema-traverse" loaded successfully in Bun 1.4 on Sep 9, 2026.

Does json-schema-traverse ship TypeScript types?

Yes. json-schema-traverse bundles its own type declarations; no @types package is needed.

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