Best integration-testing tools

Mock HTTP dependencies, inspect traffic, and verify requests in integration tests.

A proxy-based API simulator that records traffic for repeatable tests without calling the real service each time.

An open-source service-virtualization tool for replacing network dependencies with configurable test doubles.

A Java testing library that starts disposable Dockerized dependencies for integration tests.

Check whether independently developed services agree on the HTTP and message contracts they use.

Creates API and integration regression tests from API specifications or recorded application traffic.

A command-line tool for sending HTTP requests and asserting the responses as repeatable tests.

An AWS service emulator for local development and integration testing in CI.

Mock HTTP services so application tests can exercise request and response behavior without a live dependency.

An annotation-based Java test framework for organizing unit, integration, data-driven, and parallel test suites.

Organize .NET unit and integration checks with test attributes, assertions, and async test methods.