Best Imposter Alternatives in 2026
Updated
20 apps from API mocking tools ranked against Imposter on the same published basis.
- 1Imposter vs Microcks
- 2Imposter vs Mockzilla
- 3Imposter vs MockServer
- 4Imposter vs WireMock
- 5Imposter vs Mockfly
- 6Imposter vs Knockout API
- 7Imposter vs MockAPI
- 8Imposter vs moqapi.dev
- 9Imposter vs WireMock
- 10Imposter vs Stoplight Elements
- 11Imposter vs Parasoft SOAtest
- 13Imposter vs Mockoon
- 14Imposter vs OpenAPI Mock
- 15Imposter vs Mock Service Worker
- 16Imposter vs Mocki
- 17Imposter vs OpenAPI Server
- 18Imposter vs Hoverfly
- 19Imposter vs Mirage JS
- 20Imposter vs API-Mocked
- 21Imposter vs Beeceptor
Imposter alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Microcks | 6.7 | Free plan | Free | API, Browser, Linux, Mac, self-hosted, Web, Windows |
| 2 | Mockzilla | 6.7 | Free plan | $10/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | MockServer | 6.6 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 4 | WireMock | 6.6 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 5 | Mockfly | 6.5 | Free plan | €15/mo | API, Browser, Linux, self-hosted, Web |
| 6 | Knockout API | 6.4 | Free plan | $0.02/mo | API, Web |
| 7 | MockAPI | 6.4 | Free plan | $2.92/mo | API, Web |
| 8 | moqapi.dev | 6.4 | Free plan | $29/mo | API, Web |
| 9 | WireMock | 6.4 | Free plan | Free | API, Linux, self-hosted, Web |
| 10 | Stoplight Elements | 6.3 | Free plan | Free | self-hosted, Web |
| 11 | Parasoft SOAtest | 5.7 | No | — | Android, API, iOS, Linux, Mac, self-hosted, Windows |
| 13 | Mockoon | 5.6 | No | €10/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 14 | OpenAPI Mock | 5.5 | No | — | Linux, self-hosted, Windows |
| 15 | Mock Service Worker | 5.4 | No | — | self-hosted, Web |
| 16 | Mocki | 5.4 | No | $15/mo | API, self-hosted, Web |
| 17 | OpenAPI Server | 5.3 | No | — | API, self-hosted |
| 18 | Hoverfly | 5.2 | No | $10/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 19 | Mirage JS | 5.2 | No | — | Web |
| 20 | API-Mocked | 5.1 | No | — | — |
| 21 | Beeceptor | 5.1 | No | — | Web |
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Questions about Imposter alternatives
What is the best alternative to Imposter?
Microcks, number 1 in API mocking tools with a score of 6.7 out of 10. The others here: Mockzilla, MockServer, WireMock and 16 more.
What is the best free alternative to Imposter?
Microcks is the best-ranked alternative with a free plan. 10 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.