Quality Engineering and Software Testing Tools Directory

JSONLint is a validator and reformatter for JSON, a lightweight data-interchange format.

JUnit is an open source testing framework designed to facilitate unit testing in Java.

JustJSON is a free, simple tool that lets developers quickly create, store, and manage JSON collections. Add, retrieve, and delete data with ease—perfect for testing, JSON placeholder, or mocking data for your apps.

k6 Open Source is designed for load testing. Extensible to support other types of testing.

K9s is a terminal based UI to interact with your Kubernetes clusters(K8). It tracks real time information, to help understand or diagnose my apps. It's incredibly easy to install and use. It's an open source project too.

World’s first end to end software testing agent Advanced AI Powered Platform built on modern Large Language Models (LLMs). Unique approach to create, debug and evolve end to end tests using natural language.

Unifying API testing, API Performance testing, API Mocks and UI testing.

Katalon's AI-augmented platform enables efficient test writing, deeper insights, and enhanced coverage. It achieves faster execution, higher accuracy, and improved test coverage, ensuring high-quality software products.

Orchestrate Tests. Connect DevOps. Act on Insights

API Testing Platform that automatically generates unit test cases with dependency mocks from API calls

The world’s first API testing platform that auto-generates unit test cases with dependency mocks from API calls. Using advanced AI, it simplifies test creation, debugging, and evolution, ensuring comprehensive coverage and boosting software quality.

Ultimate Code Security Tool Trusted by Developers Worldwide

Ship Faster, Test Better! Testing slow? Kualitee + Hootie AI streamline workflows, boost collaboration & quality with AI-driven test management.

AI that finds every edge case for you. Transform your iinputs into a read-to-run test suite. Test both web UIs and backend APIs in minutes with KushoAI.

Cross Browser Testing Cloud - Browser & app testing cloud to perform both exploratory and automated testing across 3000+ different browsers, real devices and operating systems.

LangSmith Observability gives you complete visibility into agent behavior with tracing, real-time monitoring, alerting, and high-level insights into usage.

LangWatch is an LLM observability and evaluation platform.

Launchable Test Failure Intelligence and Optimization - Your AI co-pilot for Triaging, Understanding and Managing Test Failures

LaunchDarkly is a feature management and flagging platform that lets teams release, test, and control new features safely in production.

Open-source framework for building Web Agents

Codeless automation tool. Allows anyone and everyone to automate with ease. Not just record and playback!