As useful as MACD is, it probably lacks one thing: bounds.
MACD is an un-bound indicator and a lot of times we can not estimate if some kind of a minimum or a maximum is reached to decide if a trend is strong, weak or is starting to get exhausted. This version is an attempt to normalize MACD in known bounds that would allow us all the above described.
As usual with gradients, if you wish only colors on slope, set the color steps to 2.
The normalizing velocity, using by default a gradient coloring.RSI of MACD double
The MetaTrader 5 version of RSI of MACD double