snp-heatmap

Stack: Node.js / socket.io / D3.js

Visualize all trades happenning in the S&P500 in realtime (EST).

Opens a socket to stream directly from Tradeking's API, pipe to socket.io and finally stream to your browser. Uses cronjobs to query market data when market is closed.

###To run locally:

1. Install package dependencies: $ npm install
2. Using config/default.sample.json as an example, create a config/default.json

• Create a developer account with tradeking and fill in your api key/secret.

3. Run! $ npm start