The best Software Testing tools and resources on the internet.

Over 500+ awesome tools and resources on the internet to supercharge your testing.

How QA Teams Are Using AI to Generate API Tests 10x Faster

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If you write API tests, the slow part is the setup: reading the Swagger spec and hand-coding scaffolding before you can assert anything. You'll watch an Amazon SDET and BrowserStack's QA manager use AI agents and MCP workflows to turn a real spec and Jira tickets into the full suite, then keep flaky failures out of the build with self-healing and let AI sort a real failure from a flaky one.

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Static Code Analysis

List of Static Code Analyzers

Security Testing

LINQPad

LINQPad is a software utility targeted at .NET Framework development.

Healenium

Healenium improves stability of Selenium-based test cases, handling changes of updated web elements.

Automated Checking

Select Star SQL

This is an interactive book which aims to be the best place on the internet for learning SQL.

Learn Software Testing

Chai JS

A BDD / TDD assertion assertion library

Automated Checking

Difftastic

A CLI diff tool that compares files based on their syntax, not line-by-line. Difftastic produces accurate diffs that are easier for humans to read.

Accessibility Checker

A free online ADA and WCAG compliance checker.

Accessibility Testing

VS Code-jest

The optimal flow for Jest based testing in VS Code

Automated Checking

Cucumber

#BDD

Automated Checking

gaxios

An HTTP request client that provides an Axios-like interface over top of node-fetch.

JSONGenerator.io

Generate JSON data structures for mock data.

Sublime Text

$99, evaluation is free and time is not limited

Text Editing, Done Right

Mobile View

Test your responsive designs on multiple devices at once.

Exploratory Testing

ShellCheck

finds bugs in your shell scripts.

JSEncrypt

A JavaScript library to perform OpenSSL RSA encryption, decryption, and key generation.

JMX Orchestrator Pro

A tool to programmatically edit and orchestrate JMeter JMX test plans in CI/CD pipelines.

Performance Testing

Mockaroo

Generate up to 1,000 rows of realistic test data in CSV, JSON, SQL, and Excel formats. Free!

Test Data Generation

playwright-utils

A collection of utilities for Playwright tests at SEON Technologies, designed to make testing more efficient and maintainable.

Automated Checking

Infinite Mac

Run classic Macintosh operating systems (System 7, Mac OS 8, Mac OS 9) inside web browsers.

Bruno

Opensource IDE For Exploring and Testing Api's (lightweight alternative to postman/insomnia)

Flashlight

Measure the performance of any Android app 🔦

Performance Testing

vConsole

A lightweight, extendable front-end developer tool for mobile web page.

Traffic Listener

WebPerf-Snippets

A curated list of snippets to get Web Performance metrics.

Performance Testing

The WebAIM Million

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

Accessibility Testing

sqlmap

Automatic SQL injection and database takeover tool

Security Testing

Artillery Engine Playwright

🌐 Load test with real browsers! Powered by Artillery + Playwright

Performance Testing

Element to LLM - DOM Capture

Capture DOM elements with full context for AI debugging and analysis

Detox

Gray box end-to-end testing and automation framework for mobile apps

Automated Checking

Mindomo

Mind Mapping for thinking organization or structuring

Visual Modeling

Mozilla Observatory

online tool that you can use to check any website’s header status.

Security Testing