The recommended design for Clojure programs is imperative shell, functional core. You use Clojure as your functional core, and it interops with mundane librarie

The recommended design for Clojure programs is imperative shell, functional core. You use Clojure as your functional core, and it interops with mundane libraries for the imperative shell, such as database clients, http clients, logging, http server, graphics, sound, etc. It works beautifully, and the REPL helps with all of it.