Testing

Instancio is a Java library that automatically generates and populates fully-instantiated objects for unit testing, eliminating boilerplate test data...

Jazzer is a coverage-guided, in-process fuzzer for the JVM that brings libFuzzer-style mutation and instrumentation techniques to Java, Kotlin, and...

MockServer is a multi-protocol HTTP(S) mock server and proxy for testing that handles HTTP/1.1, HTTP/2, gRPC, WebSockets, TCP, and message brokers on...

Jailer is a specialized database tool for creating consistent, referentially-intact data subsets from production databases and browsing relational...

Hydra Lab is a distributed cloud testing platform framework by Microsoft that enables organizations to build their own test infrastructure for mobile...

Robolectric is the industry-standard unit testing framework for Android that runs tests in a simulated JVM environment instead of on emulators,...

Microcks is a cloud-native platform for API mocking and testing that transforms API specifications (OpenAPI, AsyncAPI, gRPC, GraphQL, Postman,...

Zerocode is a no-code automated testing framework for REST APIs, SOAP services, Kafka data streams, and databases using JSON/YAML configuration. It...

Bazel is a fast, scalable build system designed to handle software projects of any size across multiple programming languages (Java, C++, Go,...

MeterSphere is an open-source continuous testing platform that combines test management, API testing, and automation capabilities with built-in AI...

SQLancer is a specialized automated testing framework for Database Management Systems that detects logic bugs, performance issues, crash bugs, and...

Datafaker is a modern Java/JVM library for generating realistic fake data, useful for testing and development. It's a maintained fork of java-faker...

PIT is a mutation testing system for Java/JVM that evaluates test quality by introducing code mutations and checking if tests catch them. It is...

AssertJ provides a fluent, strongly-typed assertion library for Java unit testing that integrates with JUnit, TestNG, and other test frameworks. It...

Apache JMeter is an open-source Java application for load testing and performance measurement of web applications, APIs, databases, and other...

CATS is a REST API fuzzer and negative testing tool that automatically generates, runs, and reports thousands of API tests based on OpenAPI...

Playwright for Java is the Java language binding of the Playwright browser automation library, enabling cross-browser web automation for Chromium,...

Karate is a unified testing framework that integrates API testing, contract testing, mocks, performance testing, and UI automation—eliminating the...

Spock is a BDD-style testing and specification framework for Java and Groovy applications, built on JUnit Platform. It is specifically designed for...

Testcontainers is a Java library that simplifies integration testing by providing lightweight, Docker-based instances of databases, browsers, and...

Mockito is the most widely-used mocking framework for Java unit testing, enabling developers to create mock objects for isolating code under test. It...

This project demonstrates how to build full-stack web applications combining Spring Boot (Java backend) with Vue.js (JavaScript frontend), featuring...

TestNG is a mature Java testing framework that provides annotations, parallel execution, flexible test configuration, and integration with major IDEs...

Truth is a fluent assertion library for Java and Android that makes test assertions and failure messages more readable, similar to AssertJ. It...

Testsigma is a codeless, AI-powered test automation platform designed for QA teams to automate testing across web, mobile, desktop, and enterprise...

Kodezi Chronos is a specialized debugging-first language model designed for repository-scale code understanding and autonomous bug fixing. It...

Awaitility is a Java DSL that simplifies testing of asynchronous systems by providing a fluent API to express timing expectations without manually...

REST Assured is a Java DSL that simplifies testing and validation of REST services by providing a readable, fluent API for HTTP requests and...