Zig Password Generator (zigpwgen)

zigpwgen is a flexible password generator designed to produce passphrases that balance security and pronounceability. It is based on a pattern system where words, tokens, symbols, and digits can be flexibly combined. Built with the Zig programming language, zigpwgen ensures performance, clarity, and simplicity.

Features

Pronounceable Words: Uses tokens from the EFF long word list to generate memorable passphrases.
Customizable Patterns: Define your own password structure using a simple pattern syntax.
Efficient and Fast: Built with Zig, ensuring minimal runtime overhead and clear, maintainable code.

Installation

Clone the repository and build with Zig:

git clone https://github.com/francescoalemanno/zigpwgen.git
cd zigpwgen
zig build -Doptimize=ReleaseFast

or download one of the precompiled release binaries.

Usage

Command Syntax

Usage: zigpwgen [-p <pattern>] [-n <num>] [-e]

Flexible password generator using the EFF long word list for pronounceable words. 
Built with Zig for performance and simplicity.

Options:
  -p, --pattern     string representing the desired structure of the generated passphrases,
                    defaults to `W-w-w-ds` (w = word; W = capital word; s = symbol; d = digit).

  -n, --num         number of passphrases to generate,
                    defaults to 5.

  -e, --entropy     print entropy in base log2 along with the generated password,
                    defaults to false.
                    
  -h, --help        display usage information
  -v, --version     display version information

-- Example:

> zigpwgen -p w.w.w.w -n 3

- output:

jumnetion.pegmelf.dinhosure.vewwene
mobjering.pordipe.noclarita.hummern
jegmue.konhume.warpost.sotmative

-- Example:

> zigpwgen -p W-W-dd -n 4

- output:

Tatzight-Wustoil-54
Doggiarch-Vuntoses-86
Botbaw-Cixtosive-44
Borkandle-Vegber-98

-----------------------------------------------------------------------------------------
author: Francesco Alemanno <[email protected]>
repo:   https://github.com/francescoalemanno/zigpwgen

License

MIT License