API ATLAS

Test Data & Mocking: 32 free APIs

Fake users, placeholder images, mock endpoints and fixtures for development. Every record below links to its own documentation page.

Listed
32
No auth needed
26
Full profiles
0

APIs in this category

32 of 32
TotalShiftLeft Sandbox Free multi-protocol sandbox: REST, GraphQL & SOAP with OAuth2/JWT auth and OpenAPI 3.0 spec
flaky Fake REST API with chaos controls: force any status code, add latency, or a failure rate
AddressMock Random US, Hong Kong and Cape Verde addresses with matched city, state and ZIP
JsonFabrica Generate realistic relational synthetic JSON test data from reusable templates
Sampuli Format-true synthetic test data for 90 countries: IDs, IBANs, cards, addresses
FakeStoreAPI Fake store rest API for your e-commerce or shopping website prototype
DummyJSON Fake REST API with products, users, posts, comments, todos and more
Metaphorsum Generate demo paragraphs giving number of words and sentences
restful-api Fake REST API for testing and prototyping with CRUD endpoints
GeneradorDNI Data generator API. Profiles, vehicles, banks and cards, etc
QuickMocker API mocking tool to generate contextual, fake or random data
Mockaroo Generate fake data to JSON, CSV, TXT, SQL and XML
Loripsum The "lorem ipsum" generator that doesn't suck
RoboHash Generate random robot/alien avatars
Yes No Generate yes or no randomly

Rows marked ↗ have no reference page of their own — the source registry did not provide enough to write one — so they link straight to the provider's documentation.

Authentication

How the 32 records in this category authenticate callers. Values come straight from the source registries; records the sources do not describe are counted as unknown rather than guessed.

  • No authentication 26
  • API key 6

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