Requirements file idea given by @Swastik2561
$ pipenv install
$ pip3 install -r requirements.txt
DOS Tool: To take down small websites by flooding with HTTP connections.
Port scanner: To know the open/vulnerable ports of a site.
FTP Password Cracker: To hack file system of websites..
Banner Grabber: To get the service or software running on a port.
(After knowing the software (run google) for its vulnerabilities.)
Web Spider: For gathering web application hacking information.
Email scraper: To get all emails related to a website