Text Captcha code without google captcha API using PHP
Integrate Captcha Functionality with PHP Custom Library - CodexWorld
Build Your Own CAPTCHA Script with PHP – PHPZAG.COM
Build a Captcha Code generator using JavaScript. - DEV Community
PHP Captcha - Phppot
GitHub - dangkyokhoang/php-captcha-generator: PHP Captcha Generator using libgd
How to Implement Custom Captcha in PHP - YouTube
Create a Sessionless Captcha in PHP - Carlo Fontanos
Generate CAPTCHA Image in PHP | Codestacked Programmers Blog
Symfony 4 Form Validation BotDetect CAPTCHA Example
Create a Custom CAPTCHA and Contact Form in PHP | Envato Tuts+
Generate Captcha in PHP - YouTube
Laravel 5.7 Basic BotDetect CAPTCHA Example
Create A Simple Captcha Image Script Using PHP
GitHub - captcha-com/laravel-captcha: BotDetect PHP CAPTCHA Generator integration for the Laravel framework.
Creating a Simple Captcha Generator in PHP Tutorial | SourceCodester
Captcha Code in PHP and jQuery | FormGet
GitHub - tarunk04/Captcha_Generator: It is a simple PHP script to generate captcha for form validation. It can be integrated in any website for captcha generation.