Make sure your passwords are good enough.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Upload a image and extract the data out of it.
Upload a QR code image and extract the data out of it.
Easily download any YouTube video thumbnail in all the available sizes.
Parse details from any URLs.
Generate an MD5 hash of 32 characters length for any string input.