Upload a QR code image and extract the data out of it.
Easily download any YouTube video thumbnail in all the available sizes.
Get all possible details about an SSL certificate.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Generate an MD5 hash of 32 characters length for any string input.
Generate a SHA-512/224 hash for any string input.
Make sure your passwords are good enough.