Ping a website, server or port..
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Convert your text to any kind of text case, such as lowercase, UPPERCASE, camelCase...etc.
Use the Google translator API to generate text to speech audio.
Count the amount of characters and words of a given text.
Get & verify the meta tags of any website.