Laravel is a web application framework with expressive, elegant syntax. Laravel is accessible, yet powerful, providing tools needed for large, robust applications. A superb combination of simplicity, elegance, and innovation give you tools you need to build any application with which you are tasked.
Github Source – https://github.com/laravel/laravel
CodeIgniter is a powerful PHP framework with a very small footprint, built for developers who need a simple and elegant toolkit to create full-featured web applications.
Github Source – https://github.com/bcit-ci/CodeIgniter
Symfony is a set of reusable PHP components using which the best PHP applications are built. Choose any of the 50 stand-alone components available for your own applications.