4gen

a secure & lightweight windows hta-based password generator with cool features

features

• length: however long you want
• charsets: lowercase, uppercase, digits, ascii specials, and every other unicode symbol
• custom characters: specify a custom character set
• character exclusion: exclude specific characters from output
• secure random generation: make your mouse movements into true randomness
• configs: save multiple profiles for generation with persistent storage
• saving: one-click copy to clipboard or save passwords directly to text files
• easy install: can be used portably or installed as a program
• offline: air-gapped as hell
• lightweight: single hta file, no dependencies beyond windows built-ins, less than 300kb total

install

method 1: installer

1. download the latest release zip file
2. extract to a temporary folder
3. run installer.hta
4. follow instructions

method 2: portable

1. download the latest release zip file
2. extract to your desired folder
3. run 4gen.hta directly
4. put it anywhere you want (must have unicode_chars.txt in the same directory if using portably)

usage

1. select options
2. click generate
3. if you enabled secure randomness, wiggle your mouse in the popup box
4. get your password at the bottom

• configs:

  • new: create a new config with your current settings
  • del: delete the current config (will not edit your settings)
  • save: update the currently selected config to your current settings
  • configs are persistent and stored locally

• security:

  • mouse movement entropy collection
  • cryptographically secure random number generation
  • no data transmission or network activity
  • local-only processing and storage

• options:

  • length: set how long the output should be
  • exclude chars: specific chars to exclude from selected charsets
  • charsets:
    • lowercase/uppercase/digits: (a-z, A-Z, and 0-9)
    • special: generated from remaining ascii characters not in lowercase, uppercase, and 0-9.
    • unicode symbols

system requirements

• windows with internet explorer 8+ & mshtml installed (should be on your system by default)

contributing

1. fork
2. branch
3. change
4. test
5. submit pull

license

this project is licensed under the mit license with the commons clause.