Sample JSON Files — Free Download for API Testing & Development
Download free sample JSON files with realistic dummy data. Available from simple objects to 10,000-record arrays. Perfect for API testing, frontend mock data, and unit tests. No registration needed.
sample-simple.json
1 rows
sample-array.json
100 rows
sample-1000-records.json
1,000 rows
sample-10000-records.json
10,000 rows
sample-nested.json
20 rows
sample-users.json
500 rows
sample-products.json
500 rows
sample-posts.json
200 rows
sample-geojson.json
50 rows
sample-api-response.json
sample-schema.json
sample-config.json
sample-empty-array.json
sample-null-values.json
100 rows
sample-unicode.json
50 rows
Sample JSON file preview
sample-users.json
[
{
"id": 1,
"name": "Alice Johnson",
"email": "[email protected]",
"age": 28,
"city": "New York",
"active": true
},
{
"id": 2,
"name": "Bob Smith",
"email": "[email protected]",
"age": 34,
"city": "London",
"active": false
}
]Realistic but fictional data. Safe to use in demos.
Use cases for sample JSON files
- Testing REST API clients and consumers
- Seeding databases with test data
- Unit and integration testing with mock data
- Demo data for frontend development
- Prototyping data visualizations
- Postman / Insomnia collection testing
- Testing JSON schema validation
JSON structure types available
Simple object
{ "key": "value", "count": 42 }Array of objects (most common)
[{ "id": 1, "name": "Alice" }, { "id": 2, "name": "Bob" }]Nested objects
{ "user": { "address": { "city": "NY", "zip": "10001" } } }API response wrapper
{ "status": 200, "data": [...], "meta": { "total": 1000 } }How to fetch this JSON
JavaScript (fetch)
fetch('https://truefilesize.com/files/json/sample-users.json')
.then(res => res.json())
.then(data => console.log(data));Python (requests)
import requests
data = requests.get(
'https://truefilesize.com/files/json/sample-users.json'
).json()
print(data[:5])Frequently Asked Questions
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Other data formats
Related reading
Mocking REST APIs with JSON Fixtures
Fast frontend iteration without a backend. MSW, json-server, and sample fixtures for users, products, and nested objects. Copy-paste examples.
Sample JSON Data for API Testing and Mocking
Free sample JSON files for testing REST APIs. Users, products, nested objects, GeoJSON, and API response wrappers with code examples.
Database Seeding from SQL Dumps
Populate test databases with realistic data. MySQL, PostgreSQL, and SQLite sample dumps. Fixtures for users, orders, and time-series data.