Easily convert JPG image files to PNG.
Easily convert JPG image files to WEBP.
Easily convert JPG image files to ICO.
Easily convert JPG image files to BMP.
Get the gravatar.com globally recognized avatar for any email.
Check if the URL is cached or not by Google.
Take an IP and try to look for the domain/host associated with it.
Get all possible details about an SSL certificate.
Get & verify the meta tags of any website.
Make sure your passwords are good enough.