do you mean serve the app on localhost:3000 and run the tests against it? here are 3 examples tour-of-heroes-react-cypress-ts - the final app from my gitbook https://app.gitbook.com/s/jK1ARkRsP5OQ6ygMk6el/ https://github.com/muratkeremozcan/tour-of-heroes-react-cypress-ts react-hooks-in-action-with-cypress - the final app built in React Hooks in Action book https://github.com/muratkeremozcan/react-hooks-in-action-with-cypress bookshelf - the final app from Epic React https://github.com/muratkeremozcan/bookshelf