Best Imposter Alternatives in 2026
Updated
20 platforms from API mocking tools ranked against Imposter on the same published basis.
- 1Imposter vs Knockout API
- 2Imposter vs Microcks
- 3Imposter vs Mockfly
- 4Imposter vs Mockzilla
- 5Imposter vs MockAPI
- 6Imposter vs moqapi.dev
- 7Imposter vs MockServer
- 8Imposter vs WireMock
- 9Imposter vs WireMock
- 10Imposter vs Mocki
- 11Imposter vs Mockoon
- 12Imposter vs Parasoft SOAtest
- 13Imposter vs Hoverfly
- 14Imposter vs Stoplight Elements
- 16Imposter vs Mock Service Worker
- 17Imposter vs OpenAPI Mock
- 18Imposter vs OpenAPI Server
- 19Imposter vs API-Mocked
- 20Imposter vs Beeceptor
- 21Imposter vs json-server
Imposter alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Knockout API | 7.4 | Free plan | $0.02/mo | API, Web |
| 2 | Microcks | 7.4 | Free plan | Free | API, Browser, Linux, Mac, self-hosted, Web, Windows |
| 3 | Mockfly | 7.4 | Free plan | €15/mo | API, Browser, Linux, self-hosted, Web |
| 4 | Mockzilla | 7.4 | Free plan | $10/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 5 | MockAPI | 7.3 | Free plan | $2.92/mo | API, Web |
| 6 | moqapi.dev | 7.3 | Free plan | $29/mo | API, Web |
| 7 | MockServer | 7.2 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 8 | WireMock | 7.2 | Free plan | Free | API, Linux, self-hosted, Web |
| 9 | WireMock | 7.2 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 10 | Mocki | 6.9 | No | $15/mo | API, self-hosted, Web |
| 11 | Mockoon | 6.9 | No | €10/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 12 | Parasoft SOAtest | 6.9 | No | — | Android, API, iOS, Linux, Mac, self-hosted, Windows |
| 13 | Hoverfly | 6.7 | No | $10/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 14 | Stoplight Elements | 5.8 | Free plan | Free | self-hosted, Web |
| 16 | Mock Service Worker | 5.6 | No | — | self-hosted, Web |
| 17 | OpenAPI Mock | 5.6 | No | — | Linux, self-hosted, Windows |
| 18 | OpenAPI Server | 5.4 | No | — | API, self-hosted |
| 19 | API-Mocked | 5.0 | No | — | — |
| 20 | Beeceptor | 5.0 | No | — | Web |
| 21 | json-server | 5.0 | Free plan | Free | API, self-hosted |
Make your platform an alternative to Imposter
See the priceThe sponsored alternative slot on this page is labelled and never changes the order above.
Questions about Imposter alternatives
What is the best alternative to Imposter?
Knockout API, number 1 in API mocking tools with a score of 7.4 out of 10. The others here: Microcks, Mockfly, Mockzilla and 16 more.
What is the best free alternative to Imposter?
Knockout API is the best-ranked alternative with a free plan. 11 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it. Paid placements never change a rank.