CLI tool to generate simple passwords

Generates a simple password up to 64 characters, using uppercase and lowercase letters, digits and symbols (by default).

Install

With Go

go install github.com/0xc000022070/passgen@latest

With Nix (flakes)

Add the passgen flake to your flake.nix:

{
  inputs = {
    passgen = {
      url = "github:0xc000022070/passgen";
      inputs = {
        nixpkgs.follows = "nixpkgs";
        flake-utils.follows = "flake-utils";
      };
    };
  };
}

Then install it in your configuration:

# In your home-manager configuration
home.packages = [
  inputs.passgen.defaultPackage.${system}
];

# Or in your system configuration
environment.systemPackages = [
  inputs.passgen.defaultPackage.${system}
];

Usage

Examples

Default flags, password length 32 with symbols:

• passgen

Outputs cls6{uUN{&VZs:9i?Qhe(C7)6V(U#-hX

Password length 30 without symbols:

• passgen -l=30 -s=false

Outputs sDZCw4YO5EUa37FPrbHO82zo0RWjXU

CLI Reference

$ passgen --help
Usage: passgen [flags]...
Generates a random password from CLI.

Examples:
  passgen -l=16 -s
  passgen -l=128 --symbols=false

Flags:
  -l, --length  Password length
  -s, --symbols Indicates if the password should contain symbols

Disclaimer

This password generator does NOT implement high entropy strategies and should not be used to extreme security requirement applications.