A wordpress plugin that allows only followers to see your blog
CodeIgniter Role Base Access Control library is an easy understandable, comprehensive and convenient way to manage users.
Route access control for the PHP Fat-Free Framework
Simple Access Control List (ACL) management for Laravel
A lightweight and flexible access control list for privileges and permission management
Powerful and efficient access control library for your PHP application.
Attributes Based Access Control library
Grant remote access to user account without sharing credentials
Use casbin in Yii PHP Framework, Casbin is a powerful and efficient open-source access control library.