The best Software Testing tools and resources on the internet.

An open source text substitution tool for Windows.

Exploratory testing assistant for Chrome and Firefox

An online tool to enter a URL to see how well the images are optimized and what you can do to improve them.

Python CLI memory profiler

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

View JSON in a browser, with syntax highlighting, collapsible arrays and objects, and nice readable formatting.

new way for users to run elevated commands directly from an unelevated console session.

Automation of GUI components with mouse and keyboard actions.

Easily network traffic monitoring with view, monitor, and block traffic from other.

Unit Testing, Coverage Criteria and Design for Testability.

A list of useful payloads and bypasses for Web Application Security

HTTPie for Mac, Windows, and Linux

An open source load testing tool.

free web app to perform functions like DNS lookups, port checks port scans, IP Information gathering, hash generation, blacklist checks, subnet calculation and more..

UI automation library for .Net

Capture and analyze memory performance in web applications

A repository of Test Cases and Scenarios

It’s a free and open source interactive HTTPS proxy

A modern yet simple multi-platform video cutter and joiner.

Test Automation & RPA

This is a tool to visualize how different text splitters chunk up text.

Explore a practice test site that has 25 real bugs planted inside.

Test your tests with mutation testing.

Fetch and process the JSON data from a WebPageTest result.

Microsoft

A collection of handy Bash One-Liners and terminal tricks for data processing and Linux system maintenance.

Windows inside a Docker container.

Diagram creation for modeling systems

Thunder Client is a lightweight Rest API Client Extension for Visual Studio Code

Text Editing, Done Right