Easily convert PNG image files to JPG.
Easily convert PNG image files to BMP.
Easily convert PNG image files to GIF.
Easily convert PNG image files to ICO.
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.