webhint : webhint is a linting tool that will help you with your site's accessibility, speed, security and more, by checking your code for best practices and co...
mitmproxy : mitmproxy is your swiss-army knife for debugging, testing, privacy measurements, and penetration testing. It can be used to intercept, inspect, modify...
Kali Linux : Penetration Testing Linux OS containing tools to test the security of system or a network.
sqlmap : sqlmap is an open source penetration testing tool that automates the process of detecting and exploiting SQL injection flaws and taking over of databa...
XSS Filter Evasion Cheat Sheet - OWASP : This article is focused on providing application security testing professionals with a guide to assist in Cross Site Scripting testing.
This free online service performs a deep analysis of the configuration of any SSL web server on the public Internet.