# Installing Node.js, WebSocket and SerialPort | Run atkapi To run atkapi you'll need to install node.js, and then the packages serialport and ws (websocket). ## Install Node.js Node.js is a runtime environment for javascript, so you can write and run js locally. [Download and install it here](https://nodejs.org/en/download/). To check that node is installed, you can use ``node -v`` In Windows check that in *Environment Variables, System Variables, Path* there is a path for C:\Users\yourusername\npm folder. If the folder does not exist, create it and set the path. ## Install Serialport Node comes with a package controller called 'npm' - node package manager. You can use this to install dependencies for node programs. Serialport is a package for node that allows it to interact with a hardware serial port. Navigate to the directory where you'll be running from (atkapi). Do ``npm install serialport`` ## Install WS (WebSocket) WebSockets are very simple web connections. To install ws, do ``npm install ws`` ## Run atkapi (yay!) cd to the atkapi folder and run: ``node main`` You should see this message in the terminal *OPENING THIS PRGRAM REP ...* ## Open local host In a browser open *localhost:8080* you will see the mods and this msg in the terminal *SEND PROGRAMS TO UI* ## Ready to play with atkapi.