Setup

Install the required modules in npm

npm install ntwitter
npm install socket.io

Enter your API keys by editing these lines:

var twit = new twitter({
  consumer_key: '[YOUR KEY HERE]',
  consumer_secret: '[YOUR KEY HERE]',
  access_token_key: '[YOUR KEY HERE]',
  access_token_secret:'[YOUR KEY HERE]'
});

You can pick what topic you are listening for by editing this line in twitter-stream.js

twit.stream('statuses/filter', {'track':'YOUR TOPIC HERE'},

Run

If you are using windows, just run the batch file. Else:

Windows

node twitter-stream.js

Linux

nodejs twitter-stream.js

Screenshot