Katana

Katana is an open-source web application security scanner that automates the process of identifying vulnerabilities in web applications. It was created by Project Discovery, a security company that specializes in vulnerability assessment and penetration testing. The tool is designed to be fast, efficient, and easy to use, making it a popular choice among security professionals and developers alike. It is written in Go, a programming language known for its performance and concurrency, which makes Katana a powerful and efficient tool for scanning large web applications.