Relative Vigor Index with the market flat state detection option.
If the market is flat, the colored indicator cloud shrinks and is located in the 0 position, and a thick blue line appears. The criterion for determining this state is a shrunk Bollinger. The critical Bollinger shrink value is fixed by a half of its bandwidth and defined in the indicator input:
input uint flat=100; // flat value in points
Figure 1. Indicator RVIWithFlat
Translated from Russian by MetaQuotes Software Corp.
Original code: https://www.mql5.com/ru/code/11264
The SpearmanRankCorrelation indicator with the timeframe selection option available in input parameters.BackgroundСandle_AMkA_HTF
The indicator draws candlesticks of a larger timeframe as color filled rectangles in accordance with the colors of the AMkA indicator dots.