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.
Validate JSON content and make it looks good.
Get approximate IP details.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Get all possible details about an SSL certificate.
Ping a website, server or port..
Take an IP and try to look for the domain/host associated with it.