Mock servers

Stand in for HTTP APIs during development and tests with recorded or declared responses.

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Mock servers
Outil	Étoiles	Licence	Conditions	Auto-hébergeable	Langage	Dernière release	Dernier push
Mockoon	8.4k	MIT	Open source	Non	TypeScript	v9.9.0	2026-10-05
WireMock	7.4k	Apache-2.0	Open source	Non	Java	3.13.2	2026-10-05
Prism	5k	Apache-2.0	Open source	Non	TypeScript	v5.16.0	2026-10-01
MockServer	5k	Apache-2.0	Open source	Non	Java	mockserver-8.0.0	2026-10-06
mountebank	2.1k	MIT	Open source	Non	JavaScript	v2.9.4	2026-10-05
Smocker	1.3k	MIT	Open source	Non	TypeScript	1.0.0	2026-10-04

6 outils

Mockoon

Mockoon is the easiest and quickest way to run mock APIs locally. No remote deployment, no account required, open source.

Langage: TypeScript
Licence: MIT
Étoiles: 8.4k
Dernière release: v9.9.0
Dernier push: 2026-10-05

WireMock

A tool for mocking HTTP services

Langage: Java
Licence: Apache-2.0
Étoiles: 7.4k
Dernière release: 3.13.2
Dernier push: 2026-10-05

Prism

Turn any OpenAPI2/3 and Postman Collection file into an API server with mocking, transformations and validations.

Langage: TypeScript
Licence: Apache-2.0
Étoiles: 5k
Dernière release: v5.16.0
Dernier push: 2026-10-01

MockServer

MockServer is an HTTP(S) mock server and proxy for testing that lets you mock APIs, inspect and modify live traffic, and inject failures. It supports HTTP/1.1, HTTP/2, gRPC, WebSockets, TCP and more on a single port, with additional support for HTTP/3, message brokers, and AI/LLM APIs.

Langage: Java
Licence: Apache-2.0
Étoiles: 5k
Dernière release: mockserver-8.0.0
Dernier push: 2026-10-06

mountebank

Over the wire test doubles

Langage: JavaScript
Licence: MIT
Étoiles: 2.1k
Dernière release: v2.9.4
Dernier push: 2026-10-05

Smocker

Smocker is a simple and efficient HTTP mock server and proxy

Langage: TypeScript
Licence: MIT
Étoiles: 1.3k
Dernière release: 1.0.0
Dernier push: 2026-10-04

Ce que ces outils remplacent

PostmanAPI clients12 →