Perl is very interesting programming language.it was created by Larry Wall, when he thought a new programming language with more powerful text manipulation capabilities, and when the existing text manipulation tools available then were having some limitations such as Shell Programming,awk.
Though it was created as a powerful text processing tool , it later developed by the perl community into a general purpose language.perl is open source, this enabled many programmers to use it and add many additional features with new modules.
perl6 is the latest version of perl, though lot of perl is written in perl5.
perl can be run even in windows machine
Python is another programming language which is becoming more popular than perl