Ruby on Rails, often called RoR or Rails, is an open source web application framework that closely follows the Model-View-Controller (MVC) architecture. Ruby on Rails strives for simplicity and allowing real-world applications to be developed in less code than other frameworks and with a minimum of configuration. The Ruby programming language allows for extensive meta-programming, of which Rails makes much use. This results in a syntax that many of its users find to be very easily readable. Below are the best Ruby on Rails web hosting companies on the internet tried and true.