Ruby on Rails, or Rails, is a server-side web application framework written in Ruby under the MIT License. Rails is a model–view–controller framework, providing default structures for a database, a web service, and web pages.
Is RubyOnRails Dead ?
RubyOnRails in 2020? (Video)
Many novice developers are wondering why learn Ruby on Rails if there are other frameworks. However, the answer is clear: this web application framework is a perfect solution for startups thanks to its extensive out-of-the-box functionality, deployment speed and scalability.