Quality Engineering and Software Testing Tools Directory

A tool for making custom branded color palettes for web and UI design that are built from the ground up to meet WCAG contrast accessibility guidelines

Design, debug, and test APIs locally or in the cloud

Get a beautiful status page in 10 seconds, without paying thousands of dollars!

Contextually screen capture issues on any live page and share them with anyone.

JaCoCo is a free Java code coverage library distributed under the Eclipse Public License.

A super fast way to QA. Browser extension for capturing and reporting bugs 20x faster. A screen capture tool.

A first-of-its-kind solution that delivers assistive technology user feedback directly to the organizations seeking to deliver accessible digital experiences.

Jest is a delightful JavaScript Testing Framework with a focus on simplicity.

The Apache JMeter™ application is open source software, a 100% pure Java application designed to load test functional behavior and measure performance. It was originally designed for testing Web Applications but has since expanded to other test functions.

Journey Capture is a powerful tool for exploratory testing and journey mapping, designed to help users capture, organise, and annotate their web experiences.

Seamlessly visualize your JSON data instantly into graphs.

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.

Jupyter Notebook is an interactive, browser-based environment for running code alongside notes, results, and visualisations, making it useful for exploration, analysis, and sharing reproducible work.

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