Java Testing

55 Testing libraries and projects

• Mockito

  9.4 7.6 L4 Java

  Most popular Mocking framework for unit tests written in Java
  

• JUnit

  9.2 3.6 L5 Java

  A programmer-oriented testing framework for Java — :warning: maintenance mode
  

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• Apache JMeter

  9.1 8.8 L2 Java

  Apache JMeter open-source load testing tool for analyzing and measuring the performance of a variety of services
  

• TestContainers

  9.0 9.3 L5 Java

  Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.
  

• Karate

  9.0 9.9 Java

  Test Automation Made Simple
  

• REST Assured

  8.9 8.1 L5 Java

  Java DSL for easy testing of REST services
  

• WireMock

  8.8 9.6 L5 Java

  A tool for mocking HTTP services
  

• Gatling

  8.7 9.5 Scala

  Modern Load Testing as Code
  

• Cucumber

  8.4 9.5 L5 Java

  Cucumber for the JVM
  

• Moco

  8.4 8.0 L4 Java

  Easy Setup Stub Server
  

• MockServer

  8.4 10.0 L2 Java

  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.
  

• PowerMock

  8.0 0.0 L1 Java

  PowerMock is a Java framework that allows you to unit test code normally regarded as untestable.
  

• Spock

  7.9 8.8 L4 Java

  The Enterprise-ready testing and specification framework.
  

• TestNG

  7.8 9.7 L2 Java

  TestNG testing framework
  

• Awaitility

  7.8 7.0 L5 Java

  Awaitility is a small Java DSL for synchronizing asynchronous operations
  

• ArchUnit

  7.8 9.0 Java

  A Java architecture test library, to specify and assert architecture rules in plain Java
  

• AssertJ

  7.8 9.6 L4 Java

  Fluent testing assertions for Java and the JVM
  

• Truth

  7.4 8.2 L3 Java

  Fluent assertions for Java and Android
  

• Selenide

  7.3 9.6 L5 Java

  Concise UI Tests with Java!
  

• Hamcrest

  7.1 7.5 L5 Java

  Java (and original) version of Hamcrest
  

• PIT

  6.9 8.6 L4 Java

  State of the art mutation testing system for the JVM
  

• Pact JVM

  6.6 9.0 Kotlin

  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.
  

• Galen

  6.2 0.0 Java

  Layout and functional testing framework for websites
  

• JSONAssert

  5.9 7.3 L4 Java

  Write JSON unit tests in less code. Great for testing REST interfaces.
  

• Selenium

  5.7 0.0 L5 Java

  DISCONTINUED. Portable software testing framework for web applications.

• JUnitParams

  5.6 0.0 HTML

  Parameterised tests that don't suck
  

• GreenMail

  5.4 9.1 L3 Java

  Official master for the Greenmail project
  

• JFairy

  5.3 8.6 L5 Java

  Java fake data generator
  

• JMockit

  5.2 5.2 L5 Java

  Advanced Java library for integration testing, mocking, faking, and code coverage
  

• Citrus

  4.9 9.7 Java

  Framework for automated integration tests with focus on message-based applications
  

• Fixture Factory

  4.6 0.0 Java

  Generator fake objects from a template
  

• JGiven

  4.5 9.3 L4 Java

  Behavior-Driven Development in plain Java
  

• System Rules

  4.5 0.0 Java

  A collection of JUnit rules for testing code which uses java.lang.System.
  

• junit-dataprovider

  4.3 7.8 Java

  A TestNG like dataprovider runner for JUnit with many additional features
  

• ConcurrentUnit

  4.2 1.9 L5 Java

  Toolkit for testing multi-threaded and asynchronous applications
  

• Burst

  4.2 0.0 Java

  DISCONTINUED. A unit testing library for varying test data.
  

• Mutability Detector

  3.8 2.3 Java

  Lightweight analysis tool for detecting mutability in Java classes
  

• Jukito

  3.7 0.0 L4 Java

  The combined power of JUnit, Guice and Mockito. Plus it sounds like a cool martial art.
  

• Arquillian

  3.6

  Integration and functional testing platform for Java EE containers.

• Lamdba Behave

  3.6 0.0 L5 Java

  A modern testing and behavioural specification framework for Java 8
  

• Hoverfly Java

  3.4 2.9 Java

  Java binding for Hoverfly
  

• JMock

  3.4 8.0 Java

  An expressive Mock Object library for Test Driven Development
  

• Randomized Testing

  3.3 6.9 Java

  Randomized Testing (Core JUnit Runner, ANT, Maven)
  

• Cukes-REST

  3.3 0.0 L4 Java

  Cucumber DSL for testing RESTful Web Services
  

• RabbitMQ-mock

  3.2 8.4 Java

  Mock for RabbitMQ Java amqp-client
  

• Spectrum

  3.1 0.0 Java

  A BDD-style test runner for Java 8. Inspired by Jasmine, RSpec, and Cucumber.
  

• Scott Test Reporter

  2.9 2.4 L4 Java

  Never debug a test again: Detailed failure reports and hassle free assertions for Java tests - Power Asserts for Java
  

• beanmother

  2.9 0.0 Java

  A library for setting up Java objects as test data.
  

• YAKS

  2.7 4.2 Java

  YAKS is a platform to enable Cloud Native BDD testing on Kubernetes
  

• raml-tester

  2.6 0.0 L5 Java

  Test if a request/response matches a given raml definition
  

• pojo-tester

  2.6 0.0 L5 Java

  Java testing framework for testing pojo methods. It tests equals, hashCode, toString, getters, setters, constructors and whatever you report in issues ;)
  

• JBehave

  2.4 3.4 L4 Java

  Framework for Behavioural Driven Development.
  

• J8Spec

  2.2 0.0 L5 Java

  Library that allows tests written in Java to follow the BDD style introduced by RSpec and Jasmine.
  

• TRUST

  1.6 0.0 Java

  Test Results Verification library for Java
  

• Unitils

  -

  Modular testing library for unit and integration testing.

* Code Quality Rankings and insights are calculated and provided by Lumnify.
They vary from L1 to L5 with "L5" being the highest.

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Popular Comparisons

• MockServer
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  WireMock
• WireMock
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• Cucumber
  vs
  Spock
• REST Assured
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  WireMock
• Cucumber
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  Gatling