What is this for? ₿TC Price Bage is the minimalistic Chrome extension for BTC price monitoring and showing it inside extension bage. - Shows the last BTC-USD rate inside the extension icon - Conversion pop-up - No permissions required - Submits one GET request to the Coinbase API every 5 seconds - Open source, easy to audit and customize - Github: https://github.com/ProHronus/BTC-Tracker Why do you need this? Looking for a simple price tracker, but avoid sophisticated solutions because of a possible security breach? Then this extension for you. The tracker fetches the BTC price from Coinbase API for every 5 seconds, receives JSON result, and refresh the rate on the extension Bage. The code is super easy to audit and customize for other coins.