The article discusses the top 9 PHP frameworks for web development in 2021. These include Laravel, CodeIgniter, Symfony, Laminas Project, Yii, CakePHP, Slim, Phalcon, and Lumen. Each of these frameworks is briefly described, highlighting their key features, benefits, and potential drawbacks. The article also mentions some other popular PHP web development frameworks such as PHPixie, FuelPHP, Ubiquity, and Symlex. It emphasizes that the choice of a particular framework depends on the specific needs and requirements of the project.