PL - Perl Script is a simple file that is seen and written in this type of form. The good thing about this file is that it includes different program codes with Perl nature. There are different functions and operations that can be used. Everything can now be made a lot easier to read when it comes to Perl and the benefits that come along with it. You will definitely be happy you have this format on your computer. There are many other programs that this format can be used for. Server scripting just happens to be one of the few.