Convert your HEX color format to HEXA format.
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 HSLA format.
Get & verify the meta tags of any website.
Take an IP and try to look for the domain/host associated with it.
Get all the HTTP headers that an URL returns for a typical GET request.
Separate text back and forth by new lines, commas, dots...etc.
Convert a particular date to the unix timestamp format.
Get approximate IP details.