Ruby on Rails, or Rails for short, is a web-application framework for the Ruby programming language. Since it's introduction in 2005, it has become extremely popular due to its ease of use and rapid development principles.
The info-graphic shown above illustrates the growth in popularity of Ruby On Rails. Most notable on the info-graphicis the increase in usage over the past year as well as the increasing demand for developers with Ruby on Rails skills.
While these statistics can't tell the whole story, it appears as though Ruby on Rails has become very largely used and adapted. At this time, there are over 230 thousand websites that have been built using Ruby on Rails including sites such as GitHub, Living Social, as well as Hulu.
The increase in demand for the Ruby on Rails skill-set implies the increasing popularity of the framework in the corporate environment. It appears, at least for now, that Ruby on Rails has gained a strong foothold in the marketplace. It's ease of use as well as the capability of producing products at a rapid pace makes a strong case for organizations to adopt this technology.