Convert your HSV color format to HEX format.
Convert your HSV color format to RGB format.
Convert your HSV color format to RGBA format.
Convert your HSV color format to HSL format.
Convert your HSV color format to HSLA format.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Take an IP and try to look for the domain/host associated with it.
Get all possible details about a domain name.
Get all possible details about an SSL certificate.
Make sure your passwords are good enough.
Extract email addresses from any kind of text content.