$ pwgen --capitalize --numerals --symbols --secure -1 20 10
-wgK*7`W;"Ya'J{;W/|R
l+-EtqSD1YQIpR_wcq=o
<2AWJmEQ(]8H"}Ih9r6b
iq&JJG5"S\/j6(X{Q_^[
tX[o+`C-?_&9|Z^06w"t
z}6!d~|Q~P$qJHr.k\}Q
,0/NH0/-o5%#gs%_*zLJ
Mw~{iCz`[iy!h@,I6?Tl
m7^X.~P8\Q^EKlGQ):Z.
P|)YYlkz-X@9o(qN8Q8&
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/