The best Software Testing tools and resources on the internet.

Powerful friendly WebRTC mock peer & proxy

By Telerik

Show multiple screens once, Responsive design tester.

Observable Integration Testing using OpenTelemetry on top of Jest/Playwright/Cypress.

Run SQL queries on CSV files directly in your browser. No data leaves your browser. Fast, private, and easy to use.

By MicroFocus

Colour Contrast Analyser (CCA)

Simplify HTTP Requests and Testing with Plain Text

Python CLI memory profiler

Automation of GUI components with mouse and keyboard actions.

Learn how to build and run their own tests locally and in CI.

Google Addon

Accessibility engine for automated Web UI testing

Get details on any domain, including DNS, WHOIS, certificates, and list of available subdomains.

A handy tool to log attributes and Selenide, Selenium, Cypress, Playwright, Squish and TestCafe locators of the clicked element.

CLI tool to run and test your HTTP requests. Git friendly, 100% local.

A privacy-friendly, open source journaling app for Mac.

HTTP Request & Response Service, written in Python + Flask.

Run mock server based off an API contract with one command

Mind Mapping for thinking organization or structuring

Get faster access to Android device accessibility features.

Organize it all with Todoist

Perform visual testing with record and play Brimstone pixel-perfect webpage automation tests.

Paste a password, confidential message, or private data.

Run a shell script in an isolated, immutable environment, collect the logs or results.

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

Edit and debug on any OS

Supercharge your Playwright tests with AI

A collection of awesome penetration testing and offensive cybersecurity resources.

Regex101.com is an interactive regular expression console that lets you debug your expressions in real-time.