Convert your HEX color format to RGB format.
Convert your HEX color format to RGBA format.
Convert your HEX color format to HSV format.
Convert your HEX color format to HSL format.
Convert your HEX color format to HSLA format.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Make sure your passwords are good enough.
Get approximate IP details.
Get all possible details about an SSL certificate.
Ping a website, server or port..
Use the Google translator API to generate text to speech audio.