Contentful is an API-first content management platform to create, manage and publish content on any digital channel.
Heroku is a cloud platform as a service (PaaS) supporting several programming languages.
Ruby on Rails is a server-side web application framework written in Ruby under the MIT License.
Ruby is an open-source object-oriented programming language.
WEBrick is a lightweight HTTP server library in Ruby, included in the standard library, primarily used for local development and testing of Ruby web applications.