The best Software Testing tools and resources on the internet.

An nginx playground website created by Julia Evans where we can paste the nginx configuration and test it out.

Static code analyzer for Infrastructure as Code

Test your tests with mutation testing.

An open-source cross-platform alternative to AirDrop for all platforms.

Receive SMS Online - 100% Free

Identify NPM libraries included in Javascript files

online JSON formatting and processing tool with powerful functions

Your Local API Testing Playground.

A free online ADA and WCAG compliance checker.

A dark and colorful theme to rule them all

Extract a table from an image or a PDF, using AWS Textract

Generate a visualization of your JSON, XML, CSV, YAML, SVG, .INI, serialized, hex, base64, or binary data local only, and share data via a URL

Make your website smaller and faster by minifying the JS & CSS code!

Python Memory Profilling

User-friendly resource for learning, validating, and formatting JSON content.

🎨 Regex visualizer & editor

An annual accessibility analysis of the top 1,000,000 home pages

State of the art mutation testing system, providing gold standard test coverage for Java and the jvm.

Write, build and run integration tests based on OpenTelemetry traces with Jest-like syntax.

Jubula Functional Testing Tool for desktop Java applications

🕵️‍♂️ All-in-one OSINT tool for analysing any website

An online JSON viewer that lets you minify, beautify, and load JSON from a file.

Scan your entire site with Google Lighthouse in 2 minutes (on average).

Write clean, maintainable unit tests with minimal boilerplate with Java

Range of free and open source tools to help designers and developers make their web pages more accessible.

Cross-platform test runner for Android and Apple

node:test runner wrapper with TypeScript support

The ultimate automation scripting language for Windows.

A web browser for Windows, Mac, and Linux

🧪 Test utilities for Nuxt