I belong to a facebook group linked below, good guy i think he knows his TA. Credit where credit is due, he posted this today, that i thought might be relevant to you and your followers... I wont say its a chart scanner persay, but, an advanced way to view and sort currency pairs.
Handy bit of kit.
http://spir.ai/
https://www.facebook.com/groups/138244546726354/
hopefully people will see this here.
RE: Would you like to join the QuickFingersTraders Slack Channel? Here is the invite