JUnit

Pact JVM

JVM version of Pact. Enables consumer driven contract testing, providing a mock service and DSL for the consumer project, and interaction playback and verification for the service provider project.

weld-testing

Set of test framework extensions (JUnit 4, JUnit 5, Spock) to enhance the testing of CDI components via Weld. Supports Weld 5.

BitDive c

Zero-code integration testing platform that generates tests from runtime application behavior

PIT

Fast mutation-testing framework for evaluating fault-detection abilities of existing JUnit or TestNG test suites