The best Software Testing tools and resources on the internet.

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

Chaos Monkey

Chaos Monkey

Free

Performance and Infra testing

Performance Testing
Xenu's Link Sleuth

Xenu's Link Sleuth

Free

Find and fix your site’s broken links

Exploratory Testing
M

MutPy

Free

A mutation testing tool for Python 3.3+ source code

Automated Checking
Net-Tools.io

Net-Tools.io

Free

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

Traffic Listener
SQLBolt

SQLBolt

Free

Learn SQL with simple, interactive exercises.

Learn Software Testing
ct.css

ct.css

Free

A diagnostic CSS snippet that exposes potential performance issues in your page’s `head` element.

Performance Testing
J

JSEncrypt

Free

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

Other
Wfuzz

Wfuzz

Free

Automate web applications security assessments

Security Testing
Jubula

Jubula

Free

Jubula Functional Testing Tool for desktop Java applications

Desktop Automation
Rawdog

Rawdog

Free

An CLI assistant that responds by generating and auto-executing a Python script.

DevTools
Regexper

Regexper

Free

Regular Expression Visualization Site - Create a Diagrams from your regular expressions

Data
Open Graph Tester

Open Graph Tester

Free

Preview and test your website's Open Graph data

Screen Capture
PyCharm

PyCharm

Free - Community Edition

Advanced code management platform for Python

IDE
S

SQLite Schema Diagram Generator

Free

Visualize yout DataBase in SQL Schema graph.

DevTools
ReqBin

ReqBin

Free

ReqBin is an online API testing tool for REST and SOAP APIs.

API Testing
CLI Testing Library

CLI Testing Library

Free

🐨 Simple and complete CLI testing utilities that encourage good testing practices.

Automated Checking
Docker

Docker

Free and Paid

use OS-level virtualization to deliver software in packages called containers

DevOps
Pluto

Pluto

Free

open source On-device debugger for Android applications

Automated Checking
Headless Recorder

Headless Recorder

Free

Chrome extension that records your browser interactions and generates a Playwright or Puppeteer script.

Automated Checking
E

EarlGrey

Free

🍡 iOS UI Automation Test Framework

Automated Checking
Ddosify Engine

Ddosify Engine

Free and Paid

A high-performance load testing tool, written in Go.

Performance Testing
PageSpy

PageSpy

Free

Debug remotely and easily with a range of features like chrome devtool.

DevTools
Appium

Appium

Free

Mobile application automation framework

Automated Checking
Contrast Grid

Contrast Grid

Free

Check compliance with WCAG 2.0 minimum contrast

Accessibility Testing
Placemark

Placemark

Free

A flexible web-based editor, converter, visualization tool, for geospatial data.

DevTools
AutoIt

AutoIt

Free

Automate the Windows GUI and general scripting

Desktop Automation
R

REST Assured NET

Free

Brings the power of REST Assured to the C# / .NET ecosystem by Simplifying HTTP Testing

API Testing
OpenAPI DevTools

OpenAPI DevTools

Free

Chrome extension that generates API specs for any app or website

API Testing
gauge

gauge

Free

Light weight cross-platform test automation

Automated Checking
Automock

Automock

Free

A tool to optimize the unit testing process.

Automated Checking