.jsonMIME: application/json

Sample JSON Files - Free Structured JSON Test Downloads

JSON is an open standard, lightweight data-interchange format designed for human readability and fast machine parsing across all programming languages.

Available Test Files

Click to download clean, valid .json sample files directly.

User Profiles JSON Dataset6 KB

Array of user profile records with nested address, role, contact, and preferences objects.

sample-users.json

Download (6 KB)

Format Specifications

File Extension.json

MIME Content-Typeapplication/json

Developer / StandardDouglas Crockford / ECMA / IETF

Initial Release2001

Official StandardECMA-404 / RFC 8259

Common Testing Use Cases

Testing REST API mock payloads and responses
Validating JSON schema validators and deserializers
Benchmarking client-side data rendering

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