Oscillator with calculations using an algorithm similar to Kaufmann's AMA.
The indicator uses SmoothAlgorithms.mqh library classes (copy it to <terminal_data_folder>\MQL5\Include). The use of the classes was thoroughly described in the article "Averaging Price Series for Intermediate Calculations Without Using Additional Buffers".
Originally this indicator has been written in MQL4 and was first published in the Code Base on 22.08.2008.
Fig.1. The PFE indicator
Translated from Russian by MetaQuotes Software Corp.
Original code: https://www.mql5.com/ru/code/16020
The ZZ Color Retracement based on the Simple ZigZag indicator. In addition to the functionality of the base indicator, the Color Retracemnt analyzes the length of wave movements, highlighting the longer impulse movements in blue and the shorter retracements in red.i-CAiChannel_HTF
The i-CAiChannel indicator with the timeframe selection option available in input parameters.