GitHub

parzibyte/crm-php-mysql

Necesitas MySQL y PHP, preferiblemente en sus versiones de MySQL. Aquí un tutorial usando XAMPP: https://parzibyte.me/blog/2017/12/11/configurar-instalar-php-7 ...
GitHub

registration and login form in php and mysql with validation code

Change your database username and password and url your website in functions\db.php file.