The best Software Testing tools and resources on the internet.

List of Static Code Analyzers

Write better integration tests! Dockertest helps you boot up ephermal docker images for your Go tests with minimal work.

Practice Pages For Automating and Testing

Screenshot tool for Mac

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

The missing Chrome Devtools Element Selector

Convert JSON into gorgeous, typesafe code in any language.

zefaker is a command-line tool for generating CSV, Excel, JSON and SQL files from a Groovy DSL

A tool to optimize the unit testing process.

chrome plug in

Session replay for delightful products

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

Web vulnerability scanner written in Python3

Test automation for everyone - test automation platform with support for web (selenium), desktop, database, api and much more. Coding not required ;-)

Free LLM API pricing comparison. Compare GPT-5, Claude, Gemini & DeepSeek costs instantly. Updated daily with official prices from OpenAI, Anthropic & more.

🧪 Run common networking tests against your site.

🎨 Diagram as Code for prototyping cloud system architectures

Get performance and usage implications of custom fonts.

Execute role based security tests on APIs

Light weight cross-platform test automation

Multi location based load testing

Operating System

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

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

A better API testing tool

A BDD / TDD assertion assertion library

Taiko is an open source node.js library for testing modern web applications

Find JavaScript memory leaks and analyzing heap snapshots.

Bring data to life with SVG, Canvas and HTML. 📊📈🎉

Sniffing out credentials.