Ruby is one of the most popular programming language and it was released in 1995. It's a dynamic, object-oriented programming language, which is pretty easy to learn and use. It works on improving the language and resolving various issues. Ruby on Rails is the most popular framework used to build dynamic web applications. It's a great toolkit that allows developers to build powerful, feature-rich websites with relative ease. It provides an abstracted API that enables developers to develop at record speed. It also has a large community of users who contribute to its open source code base and work together to improve the framework. Popular Ruby Analytics open source libraries for developers include: ahoy_email - Firstparty email analytics for Rails; searchjoy - Search analytics made easy; legato - Google Analytics Reporting API Client for Ruby; analytical - managing multiple analytics services in your rails app.