Advantage of CodeIgniter Advantage of CodeIgniter CodeIgniter is known as one of the most popular frameworks because of the fact that this is an open-source and this also has an MVC architecture. Its first public version had been released by EllisLab on February 28, 2006, that was made available to use. The benefits or we can say the advantages of this are amazingly diverse. Here are some of the advantages that the CodeIgniter framework has to offer: There are no requirements of a specific server as the CodeIgniter functions behave equally well on PHP 4 and 5 that is not the case whenever this comes to other frameworks even of the fact that both the servers are generally similar. The main advantage of this is that it has its built-in libraries. The user can name anyone they want from e-mail and calendar to unit testing the MVC framework has got it all. The users can use the CodeIgniter database abstraction layer in order to create, add, delete, and replace statement