Free APIs
Free Fake data & testing APIs
| API | Free tier | Auth | Docs |
|---|---|---|---|
| JSONPlaceholder Fake REST API for posts, users, todos Catch: Writes are faked, not saved | Free, no key | No key | docs |
| DummyJSON Fake products, users, carts and auth data Catch: Data resets; writes are not persisted | Free, no key | No key | docs |
| Fake Store API Fake e-commerce products and carts Catch: Static data | Free, no key | No key | docs |
| Random User API Random user profiles with photos Catch: Fair use; max 5,000 results per request | Free, no key | No key | docs |
| httpbin HTTP request and response testing service Catch: Public instance is shared; can be slow | Free, no key | No key | docs |
| Postman Echo Echo service for testing HTTP clients Catch: Shared service | Free, no key | No key | docs |
| Mockaroo API Realistic fake data in JSON, CSV, SQL Catch: Free plan limits rows per request | Free plan: 200 requests/day | API key | docs |
FAQ
What is the best free fake data & testing API?+
JSONPlaceholder, DummyJSON, Fake Store API are good places to start. Compare the free tiers and catches in the table; they differ mostly in limits and whether commercial use is allowed.
Is there a fake data & testing API without an API key?+
Yes: JSONPlaceholder, DummyJSON, Fake Store API, Random User API, httpbin work without a key.
More free APIs: Weather · Maps & geocoding · Finance & crypto · Currency exchange · AI & ML · Email & messaging · IP & geolocation · News & social · Sports · Movies, TV & anime · Music · Books & reference · Space & science · Government & open data · Translation & language · Images & media · Food & recipes · Transportation · Health · Developer tools · Security · Games & fun