Convert liters to gallons (US) with ease.
Convert gallons (US) to liters with ease.
Convert gallons (imperial) to liters with ease.
Extract email addresses from any kind of text content.
Get the gravatar.com globally recognized avatar for any email.
Make sure your passwords are good enough.
Get & verify the meta tags of any website.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Get details of any file type, such as the mime type or last edit date.