online pwgen secure password generator

options: pw_length: capitalize: numerals: symbols: remove: secure: ambiguous: no-vowels: num_pw: columns:
$ pwgen --capitalize --numerals --symbols --secure -1 20 10
F8dr=uYqJ~pSGTcV.LG}
#C;3\8fj+CO]}N9-'7|H
J'swytE1Z",u(5g^."PJ
Mg<\KgCa6&{S`}wMIP~R
^2%X^cX>A1<bj3Dy:kNA
9z?'bb)/>Q)T$&<64|?X
Ep@cEp'=Mb:4-<h&m^$(
HTWf-8mjpXjzjmcQBT)$
i#4If:T6nu]W)J-m(!+w
~dYER4Y8K+TccgY;.<UZ
Usage: pwgen [ OPTIONS ] [ pw_length ] [ num_pw ]

Options supported by pwgen:
  -c or --capitalize
        Include at least one capital letter in the password
  -A or --no-capitalize
        Don't include capital letters in the password
  -n or --numerals
        Include at least one number in the password
  -0 or --no-numerals
        Don't include numbers in the password
  -y or --symbols
        Include at least one special symbol in the password
  -r <chars> or --remove-chars=<chars>
        Remove characters from the set of characters to generate passwords
  -s or --secure
        Generate completely random passwords
  -B or --ambiguous
        Don't include ambiguous characters in the password
  -h or --help
        Print a help message
  -H or --sha1=path/to/file[#seed]
        Use sha1 hash of given file as a (not so) random generator
  -C
        Print the generated passwords in columns
  -1
        Don't print the generated passwords in columns
  -v or --no-vowels
        Do not use any vowels so as to avoid accidental nasty words

https://sourceforge.net/projects/pwgen/