Install Node-RED using your Terminal or cmd. We recommending adding Node-RED as a global module which adds the command Node-RED to your system path using the following commands:
On Mac, we recommend a sudo install, using the following set of steps.
$ sudo npm install -g --unsafe-perm node-red
$ npm install -g --unsafe-perm node-red
For more information, please refer to the Node-RED official website here.
Run Node-RED for the first time to create ~/.node-red folder on the cmd/terminal:
Go to http://127.0.0.1:1880/ to access the Node-RED interface.