Get all possible details about an SSL certificate.
Get all the HTTP headers that an URL returns for a typical GET request.
Check whether or not a website is using the new HTTP/2 protocol or not.
Check if the URL is banned and marked as safe/unsafe by Google.
Make sure your passwords are good enough.
Easily remove duplicate lines from a text.
Generate passwords with custom length and custom settings.
Get the size of a text in bytes (B), Kilobytes (KB) or Megabytes (MB).
Get details of any file type, such as the mime type or last edit date.