Slack logo Need help? Join the WireMock community Slack
WARNING: This document is for WireMock 3.x preview. See the documentation for the current WireMock 2.x baseline here. If you are interested to know more what is planned for WireMock 3.x, see this page.

Home - WireMock User Documentation

WireMock is a popular open-source tool for API mock testing, with over 5 million downloads per month. It can help you to create stable test and development environments, isolate yourself from flakey 3rd parties and simulate APIs that don't exist yet.

Getting Started

Overview Quick Start Download Get Help

Distributions

WireMock provides the following generic distributions that allow running it as a standalone server in a container or within a Java Virtual Machine.

Standalone JAR Docker

By use-case

Below you can find links to the documentation for WireMock key use-cases. You can find more documentation pages on the sidebar.

Wiremock Features Advanced request matching wiremock dynamic response Dynamic response templating wiremock unit tests Use API Mocking in your unit tests wiremock fault and latency Fault and latency injection wiremock record playback Record / Playback Extending WireMock

By technology

There are also solutions and guides for particular technologies and frameworks, provided by the WireMock community and external contributors.

Java and JVM Python Spring Boot Node.js Android .NET Golang Rust Groovy Kotlin