A lot of PHP frameworks are obtainable on the web, but not all are impressive in terms of features, functionalities and performance, so below I have listed 2015's best and advanced PHP frameworks that you can check-out.
CakePHP: Today, CakePHP is a foremost open source web application framework that follows the Model-view-Controller approach, which is written in PHP. This high-end framework is known for using software, engineering concepts and software design patterns. It offers a comprehensive range of features like active & friendly community, compatible with versions 4 & 5 of PHP, flexible licensing, app scaffolding and more; therefore CakePHP is the right choice.
Yii: Yii stands for Yes It Is, and it is an open source, an object-oriented and component-based MVC PHP web application framework. Being a fast, secure and professional framework, Yii delivers a lot of benefits to its users and helps them to expand their business worldwide. Caching, authentication, role-based access control, testing, scaffolding, etc. are some of the main features of this framework that can reduce the overall development time.
Symfony: A highly popular PHP web application framework 'Symfony' is the best framework for MVC applications. It is a free software that released under the MIT license. It is a set of reusable PHP components that are obtainable for your own applications. This feature-rich framework speed-up the development and maintenance of your PHP web application, so making use of this excellent framework is the right choice.
Zend Framework: Among all the PHP frameworks, Zend has gained huge popularity in the market. It is an advanced open source, an object-oriented web application framework that implemented in PHP 5 and licensed under the New BSD License. This exclusive framework is a vibrant and active contributor and user base for getting help and giving back.