What is PI bridge?

what is PI bridge ? how come we use it ? MT4 ,ninja , amibroker, how can we use this with PI? please explain in detail.

Pi bridge is a kind of plugin software which helps in connecting pi terminal with charting software which gives communication between pi and amibroker, which helps in firing orders in to pi as per the signals generated from amibroker AFL.

Zerodha is providing pi bridge version for trail , as of now there is no charge for trail