Install ruby-sinatra by entering the following commands in the terminal:
sudo apt update sudo apt install ruby-sinatra
Description:
Ruby web-development dressed in a DSL
Sinatra is an open source web framework for Ruby programming language. It provides simple Domain Specific Language (DSL) for defining RESTful HTTP actions, and then defining how the application is going to respond to them. . This framework is lighweight and uses Rack which is a web server interface developed to run many Ruby frameworks using the same stack.
Homepage: http://www.sinatrarb.com/
Version: 1.4.8-1
Section: universe/ruby