Here you can find a few commandline-based CAPTCHAs.
Test ascii2art_based_captcha.php
:
php ascii2art_based_captcha.php
Test ascii2art_based_captcha_new_implementation.php
:
php ascii2art_based_captcha_new_implementation.php
- jp2a (
sudo apt install jp2a
on debian) - PHP (
sudo apt install php
on debian) - PHP-gd (
sudo apt install php-gd
on debian)