Flatiron-REPL Allow your app to get a repl easily app.use(require('flatiron-repl'), { port: 1337, whitelist: [ '127.0.0.1', {address:'10.0.0.1', port: '777'} ] }); Client executable included rrepl 1337 And once we are in the REPL > app.config.get('database:url') '127.0.0.1:5984'