Test Data

36 APIs

Test data APIs return fake users, products, posts, avatars and placeholder text, so you can build front ends and tests before a real backend exists. Most need no key and many allow browser requests. For automated tests, prefer data that is deterministic or seeded, and avoid depending on a free public service in your CI pipeline.

JSONPlaceholder and DummyJSON provide REST endpoints for posts, users and products, FakeStoreAPI focuses on e-commerce data, and RandomUser generates realistic user profiles. RoboHash and Dicebear Avatars create avatars from any string, while Mockaroo generates custom datasets with an API key.

AddressMock

Random US, Hong Kong and Cape Verde addresses with matched city, state and ZIP

No key HTTPSCORS
Bacon Ipsum

A Meatier Lorem Ipsum Generator

No key HTTPSCORS ?
Dicebear Avatars

Generate random pixel-art avatars

No key HTTPSNo CORS
DummyJSON

Fake REST API with products, users, posts, comments, todos and more

No key HTTPSCORS
E
English Random Words

Generate English Random Words with Pronunciation

No key HTTPSNo CORS
FakeJSON

Service to generate test and fake data

API keyHTTPSCORS
F
FakerAPI

APIs collection to get fake data

No key HTTPSCORS
FakeStoreAPI

Fake store rest API for your e-commerce or shopping website prototype

No key HTTPSCORS ?
flaky

Fake REST API with chaos controls: force any status code, add latency, or a failure rate

No key HTTPSCORS
GeneradorDNI

Data generator API. Profiles, vehicles, banks and cards, etc

API keyHTTPSCORS ?
I
ItsThisForThat

Generate Random startup ideas

No key HTTPSNo CORS
JsonFabrica

Generate realistic relational synthetic JSON test data from reusable templates

API keyHTTPSCORS ?
JSONPlaceholder

Fake data for testing and prototyping

No key HTTP onlyCORS ?
loremfile

Hotlinkable CC0 sample files in 78 formats, each with a SHA-256 in a JSON manifest

No key HTTPSCORS
L
Loripsum

The "lorem ipsum" generator that doesn't suck

No key HTTP onlyCORS ?
Mailsac

Disposable Email

API keyHTTPSCORS ?
M
Metaphorsum

Generate demo paragraphs giving number of words and sentences

No key HTTP onlyCORS ?
Mockaroo

Generate fake data to JSON, CSV, TXT, SQL and XML

API keyHTTPSCORS ?
N
NovaFortix Dev

Zero-auth REST endpoints for mock user profiles, UUIDs and HTTP status codes

No key HTTPSCORS
Q
QuickMocker

API mocking tool to generate contextual, fake or random data

No key HTTPSCORS
R
Random Data

Random data generator

No key HTTPSCORS ?
Randommer

Random data generator

API keyHTTPSCORS
RandomUser

Generates and list user data

No key HTTPSCORS ?
restful-api

Fake REST API for testing and prototyping with CRUD endpoints

No key HTTPSNo CORS
RoboHash

Generate random robot/alien avatars

No key HTTPSCORS ?
Sampuli

Format-true synthetic test data for 90 countries: IDs, IBANs, cards, addresses

No key HTTPSCORS
S
Spanish random names

Generate spanish names (with gender) randomly

No key HTTPSCORS ?
S
Spanish random words

Generate spanish words randomly

No key HTTPSCORS ?
T
Toolcarton

Generate random testimonial data

No key HTTPSCORS ?
T
TotalShiftLeft Sandbox

Free multi-protocol sandbox: REST, GraphQL & SOAP with OAuth2/JWT auth and OpenAPI 3.0 spec

No key HTTPSCORS
Waldrand Avatar

Deterministic SVG/PNG/WebP avatars from any string, four styles

No key HTTPSCORS
W
What The Commit

Random commit message generator

No key HTTP onlyCORS
Yes No

Generate yes or no randomly

No key HTTPSCORS ?

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About Synced Oct 15, 2026

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