Take an IP and try to look for the domain/host associated with it.
Get approximate IP details.
Get all possible details about an SSL certificate.
Get all possible details about a domain name.
Ping a website, server or port..
Use the Google translator API to generate text to speech audio.
Generate whatsapp message links with ease.
Upload a image and extract the data out of it.
Generate an MD5 hash of 32 characters length for any string input.