Getting Started with React node Boilerplate

Server:

From the project directory, navigate to the server folder by running

cd server

If this is your first time starting the server in your machine, be sure to first install all dependencies by running

npm install

To start the server run

npm start

this will start the server.
Open http://localhost:8080 to view it in your browser.
The page will reload when you make changes.
You may also see any lint errors in the console.
see more here

Client:

If you just started the server following the steps above, open a new terminal tab, while keeping the current tab running the server open.
from the project directory, navigate to the client folder by running

cd client

Same as with the server, ff this is your first time running the client from your your machine, be sure to first install all dependencies by running

npm install

Then, to start the client run

npm start

this will run the app in the development mode.
Open http://localhost:3000 to view it in your browser.
The page will reload when you make changes.
You may also see any lint errors in the console.\

see more here