Sample Data & Web Files for Testing
Download free sample data files in JSON, YAML, TOML, XML, SQL, SQLite, Parquet, Log, and HTML formats. Perfect for testing parsers, data pipelines, web scrapers, and developer tooling.
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API mocking — users, products, nested objects
View all JSON →sample-simple.json
1 rows
File details and verification
- Filename
- sample-simple.json
- Exact size
- 87 bytes
- Displayed size
- 87 B
- Catalog status
- Valid catalog fixture
- SHA-256
- 2ed7134796dcc9670f375f725f09c73fd518f6d2e463dd31081137a4bd068235
- Header signature
- Not applicable (no stable header signature for this format)
- Verified on
- 2026-08-10
- MIME type
- application/json
- Rows
- 1
- License
- CC0 / Public Domain
- Download URL
- https://cdn.truefilesize.com/json/sample-simple.json
See how TrueFileSize generates and measures sample files, or review the editorial policy.
sample-array.json
100 rows
File details and verification
- Filename
- sample-array.json
- Exact size
- 15,650 bytes
- Displayed size
- 15.3 KB
- Catalog status
- Valid catalog fixture
- SHA-256
- 669246ad368302c8fc51337cc207fc2fb928a3798d92ec27cb619087007e0473
- Header signature
- Not applicable (no stable header signature for this format)
- Verified on
- 2026-08-10
- MIME type
- application/json
- Rows
- 100
- License
- CC0 / Public Domain
- Download URL
- https://cdn.truefilesize.com/json/sample-array.json
See how TrueFileSize generates and measures sample files, or review the editorial policy.
sample-1000-records.json
1,000 rows
File details and verification
- Filename
- sample-1000-records.json
- Exact size
- 158,293 bytes
- Displayed size
- 155 KB
- Catalog status
- Valid catalog fixture
- SHA-256
- e1151f728581cbffb3f8d4b9caf5d6bdec6b43e8ed890f70bd7ad684396edb41
- Header signature
- Not applicable (no stable header signature for this format)
- Verified on
- 2026-08-10
- MIME type
- application/json
- Rows
- 1,000
- License
- CC0 / Public Domain
- Download URL
- https://cdn.truefilesize.com/json/sample-1000-records.json
See how TrueFileSize generates and measures sample files, or review the editorial policy.
sample-10000-records.json
10,000 rows
File details and verification
- Filename
- sample-10000-records.json
- Exact size
- 1,591,625 bytes
- Displayed size
- 1.52 MB
- Catalog status
- Valid catalog fixture
- SHA-256
- f73090ff0b42b022473b55da3edd3919e525bddb760170d77dbe702ee21047a2
- Header signature
- Not applicable (no stable header signature for this format)
- Verified on
- 2026-08-10
- MIME type
- application/json
- Rows
- 10,000
- License
- CC0 / Public Domain
- Download URL
- https://cdn.truefilesize.com/json/sample-10000-records.json
See how TrueFileSize generates and measures sample files, or review the editorial policy.
sample-nested.json
20 rows
File details and verification
- Filename
- sample-nested.json
- Exact size
- 4,020 bytes
- Displayed size
- 3.9 KB
- Catalog status
- Valid catalog fixture
- SHA-256
- 30678818c365f6b56c0b18621d319dc18bc5b5e1c837b53f18abaa59ff598320
- Header signature
- Not applicable (no stable header signature for this format)
- Verified on
- 2026-08-10
- MIME type
- application/json
- Rows
- 20
- License
- CC0 / Public Domain
- Download URL
- https://cdn.truefilesize.com/json/sample-nested.json
See how TrueFileSize generates and measures sample files, or review the editorial policy.
sample-users.json
500 rows
File details and verification
- Filename
- sample-users.json
- Exact size
- 79,049 bytes
- Displayed size
- 77.2 KB
- Catalog status
- Valid catalog fixture
- SHA-256
- 7be3c2841b41d08946c1cda87562d2b9437d55444d5cee7a992228fb74fd635c
- Header signature
- Not applicable (no stable header signature for this format)
- Verified on
- 2026-08-10
- MIME type
- application/json
- Rows
- 500
- License
- CC0 / Public Domain
- Download URL
- https://cdn.truefilesize.com/json/sample-users.json
See how TrueFileSize generates and measures sample files, or review the editorial policy.
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.
Seeding Test Databases with Sample Data — SQL, JSON, CSV
How to seed development and staging databases using sample SQL dumps, JSON files, and CSV imports from TrueFileSize. Covers PostgreSQL, MySQL, SQLite, MongoDB, and Prisma.