This document discusses RAD Server, a back-end platform from Embarcadero Technologies for building multi-tier applications with Delphi and C++Builder. RAD Server provides automated REST/JSON API publishing of server-side Delphi and C++ code. It also includes integration middleware, built-in application services, and tools for managing APIs, users and analytics. RAD Server allows developers to quickly develop and deploy modern multi-tier applications with Delphi and C++. Pricing options are provided on a per user or unlimited user basis.