MockServer vs Smocker

MockServer vs Smocker
Fact	MockServer	Smocker
Language	Java	TypeScript
Licence	Apache-2.0	MIT
Stars	5k	1.3k
Latest	mockserver-9.0.0	1.0.0
Last push	2026-10-19	2026-10-17
Release cadence	about 27 days between releases	too few releases
Active contributors	2+ commit authors on the default branch in the last 90 days	1 commit author on the default branch in the last 90 days
Flags	none	none

How they relate

Both replace Postman. Alternatives to Postman →
PartialMockServerMock APIs and proxy and record traffic for tests, without collections or a request editor.
PartialSmockerMock servers for testing, without collections or a request editor.
Both replace WireMock. Alternatives to WireMock →
Full replacementMockServerHTTP mocking, request matching and fault injection from code or configuration.
Full replacementSmockerHTTP mock server and proxy with a web UI and a REST API for defining mocks.

v1.1.2-preview2026-07-19> ⚠️ Preview release. Published for early testing — not marked "Latest". The mockpre-release
v1.1.1-preview2026-07-19> ⚠️ Preview release. Published for early testing — not marked "Latest". The mockpre-release
v1.1.0-preview2026-07-18> ⚠️ Preview release. Published for early testing — not marked "Latest". The mockpre-release
1.0.02025-03-22After years of working on and off on Smocker, we feel it’s finally time to give it the 1.0.0 badge! 🎉
v1-preview2025-03-22pre-release

unsigned The latest release, mockserver-9.0.0, carries no signature GitHub could verify.

Loading the security report

unsigned The latest release, 1.0.0, carries no signature GitHub could verify.

Loading the security report