Decode Base64 input to back to string.
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.
Parse details from any URLs.
Easily download any YouTube video thumbnail in all the available sizes.
Validate JSON content and make it looks good.
Upload a QR code image and extract the data out of it.