Mock APIs & Sandboxes – Public APIs Directory

About Mock APIs & Sandboxes

Services that provide mock endpoints and sandboxes for development before going live, including quota simulation.

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Mock APIs & Sandboxes

Beeceptor — Intercept & mock APIs quickly
Mockoon Cloud — Local/team mock servers
MSW (Mock Service Worker) — Intercept fetch/XHR in browser/node
MockServer — Programmable HTTP/S mocks
SwaggerHub Mocking — Mock from OpenAPI in cloud
Mocki — Define endpoints & schemas
JSON Server — Turn JSON into a REST API
Faker.js (Marak's fork archived) — Generate fake data for mocks
RandomUser.me — Random user API
Fake Store API — Mock e‑commerce catalog