Make sure your passwords are good enough.
Get all possible details about a domain name.
Convert text to binary and the other way for any string input.
Convert your HSV color format to HEXA format.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Easily convert nibbles to petabytes (PB).
Convert your RGB color format to HSLA format.