PHP - A popular general-purpose scripting language that is especially suited to web development
Python - Python is a clear and powerful object-oriented programming language, comparable to Perl, Ruby, Scheme, or Java.
JavaScript - Lightweight, interpreted, object-oriented language with first-class functions
Java - A concurrent, class-based, object-oriented, language specifically designed to have as few implementation dependencies as possible
Ruby - A dynamic, interpreted, open source programming language with a focus on simplicity and productivity
C# - Simple, general-purpose, object-oriented programming language for the .NET platform