bWAPP
an extremely buggy web app !
bWAPP, or a buggy web application, is a free and open source deliberately insecure web application.
bWAPP helps security enthusiasts, developers and students to discover and to prevent web vulnerabilities. bWAPP prepares one to conduct successful penetration testing and ethical hacking projects. What makes bWAPP so unique? Well, it has over 100 web bugs!