Selenium - Selenium automates browsers. That's it! What you do with that power is entirely up to you. Primarily, it is for automating web applications for testing purposes, but is certainly not limited to just that.
Havij - Advanced Automated SQL Injection Tool
BrowserStack - BrowserStack is a software testing platform for developers to comprehensively test websites and mobile applications for quality.
CodePen - A front end web development playground.
LambdaTest - Perform Web Testing on 2000+ Browsers & OS
Sqlmap - sqlmap is an open source penetration testing tool that automates the process of detecting and...