I realized it's not in the TV Library so I think it's mandatory to add.
If you wish to access and use for yourself contact me - I reply on Average in less than 4 hours on a 60 day period.
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Renko Bar Change Indicator Documentation:
Renko Parameters:
Set Box Size either via ATR or your own Float-Value after choosing the correct Renko Style-Option.
Both Renko Style Options are self-explanatory.
Alerts and Plots:
1) Green arrow visualizing a green Renko bar after a red Renko bar
2) Red arrow visualizing a red Renko bar after a green Renko bar
3) Alert for green Renko Bar after red Renko Bar
4) Alert for red Renko Bar after green Renko Bar