54 Testing libraries and projects

  • JUnit

    9.3 5.7 L5 Java
    A programmer-oriented testing framework for Java.
  • Mockito

    9.3 9.0 L4 Java
    Most popular Mocking framework for unit tests written in Java
  • Scout APM uses tracing logic that ties bottlenecks to source code so you know the exact line of code causing performance issues and can get back to building a great product faster.
    Sponsored scoutapm.com
  • REST Assured

    8.8 7.4 L5 Java
    Java DSL for easy testing of REST services
  • Apache JMeter

    8.8 9.2 L2 Java
    Apache JMeter
  • Gatling

    8.6 9.5 Scala
    Modern Load Testing as Code
  • Karate

    8.6 9.6 Java
    Test Automation Made Simple
  • WireMock

    8.5 9.1 L5 Java
    A tool for mocking HTTP services
  • TestContainers

    8.5 9.4 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.
  • Cucumber

    8.4 9.1 L5 Java
    Cucumber for the JVM
  • Moco

    8.3 9.4 L4 Java
    Easy Setup Stub Server
  • MockServer

    8.2 6.8 L2 Java
    MockServer enables easy mocking of any system you integrate with via HTTP or HTTPS with clients written in Java, JavaScript and Ruby. MockServer also includes a proxy that introspects all proxied traffic including encrypted SSL traffic and supports Port Forwarding, Web Proxying (i.e. HTTP proxy), HTTPS Tunneling Proxying (using HTTP CONNECT) and SOCKS Proxying (i.e. dynamic port forwarding).
  • PowerMock

    8.1 2.1 L1 Java
    PowerMock is a Java framework that allows you to unit test code normally regarded as untestable.
  • Spock

    7.8 8.2 L4 Java
    The Enterprise-ready testing and specification framework.
  • TestNG

    7.7 9.1 L2 Java
    TestNG testing framework
  • AssertJ

    7.3 9.4 L4 Java
    AssertJ is a library providing easy to use rich typed assertions
  • Awaitility

    7.3 6.4 L5 Java
    Awaitility is a small Java DSL for synchronizing asynchronous operations
  • Truth

    7.2 8.3 L3 Java
    Fluent assertions for Java and Android
  • Hamcrest

    7.1 0.7 L5 Java
    Java (and original) version of Hamcrest
  • Selenide

    6.9 9.3 L5 Java
    Concise UI Tests with Java!
  • ArchUnit

    6.8 9.2 Java
    A Java architecture test library, to specify and assert architecture rules in plain Java
  • PIT

    6.4 8.1 L4 Java
    State of the art mutation testing system for the JVM
  • Pact JVM

    6.3 9.4 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

    6.3 0.0 Java
    Layout and functional testing framework for websites
  • Selenium

    5.7 0.0 L5 Java
    Portable software testing framework for web applications.
  • JUnitParams

    5.7 0.0 HTML
    Parameterised tests that don't suck
  • JSONAssert

    5.5 0.6 L4 Java
    Write JSON unit tests in less code. Great for testing REST interfaces.
  • JFairy

    5.2 0.0 L5 Java
    Java fake data generator
  • JMockit

    5.0 0.0 L5 Java
    Advanced Java library for integration testing, mocking, faking, and code coverage
  • GreenMail

    4.8 8.5 L3 Java
    Official master for the Greenmail project
  • Fixture Factory

    4.6 0.0 Java
    Generator fake objects from a template
  • Citrus

    4.6 8.5 Java
    Framework for automated integration tests with focus on messaging integration
  • System Rules

    4.6 0.0 Java
    A collection of JUnit rules for testing code which uses java.lang.System.
  • JGiven

    4.3 9.2 L4 Java
    Behavior-Driven Development in plain Java
  • Burst

    4.3 1.4 Java
    A unit testing library for varying test data.
  • ConcurrentUnit

    4.2 0.0 L5 Java
    Toolkit for testing multi-threaded and asynchronous applications
  • Jukito

    3.9 0.0 L4 Java
    The combined power of JUnit, Guice and Mockito. Plus it sounds like a cool martial art.
  • Lamdba Behave

    3.8 0.0 L5 Java
    A modern testing and behavioural specification framework for Java 8
  • Mutability Detector

    3.8 0.5 Java
    Lightweight analysis tool for detecting mutability in Java classes
  • junit-dataprovider

    3.8 3.6 Java
    A TestNG like dataprovider runner for JUnit with many additional features
  • Arquillian

    Integration and functional testing platform for Java EE containers.
  • Randomized Testing

    3.4 1.4 Java
    Randomized Testing (Core JUnit Runner, ANT, Maven)
  • JMock

    3.4 1.7 Java
    An expressive Mock Object library for Test Driven Development
  • Hoverfly Java

    3.3 4.6 Java
    Java binding for Hoverfly
  • Cukes-REST

    3.3 2.6 L4 Java
    Cucumber DSL for testing RESTful Web Services
  • Spectrum

    3.2 0.0 Java
    A BDD-style test runner for Java 8. Inspired by Jasmine, RSpec, and Cucumber.
  • RabbitMQ-mock

    3.1 7.2 Java
    Mock for RabbitMQ Java amqp-client
  • Scott Test Reporter

    3.0 4.5 L4 Java
    Never debug a test again: Detailed failure reports and hassle free assertions for Java tests - Power Asserts for Java
  • beanmother

    2.8 0.3 Java
    A library for setting up Java objects as test data.
  • pojo-tester

    2.8 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 ;)
  • raml-tester

    2.7 0.0 L5 Java
    Test if a request/response matches a given raml definition
  • J8Spec

    2.4 0.0 L5 Java
    Library that allows tests written in Java to follow the BDD style introduced by RSpec and Jasmine.
  • JBehave

    1.9 9.1 L4 Java
    Framework for Behavioural Driven Development.

    1.8 0.0 Java
    Test Results Verification library for Java
  • Unitils

    Modular testing library for unit and integration testing.

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