Modular Extensions - HMVC makes the CodeIgniter PHP framework modular.
CodeIgniter 3.1.10 with Modular Extensions - HMVC and Whoops Error Handling Framework 2.5.0
CodeIgniter 3.1.4 with HMVC
ClanCats Framework, because your time is precious. HMVC PHP framework.
Skytells Framework is a free and open source MVC-HMVC framework for PHP.
Small and carefully designed PHP 5.2+ HMVC framework.
PHP7 Hmvc framework built for performance & simplicity