This indicator will detect harmonic patterns that are drawn on the chart by manual and automatic methods. You can see user manual from this link:

Notes

• Indicator has control panel and it will save every (chart & timeframe) settings. You can minimize it to have more space on chart and you can press close button to hide all indicator data on chart if you prefer to work with other analysis tools
• When you use this indicator and change the settings, add indicators like Moving Average or Bollinger Bands, this indicator will save template of you edits automatically and you can load them any time you need.
• If you are using Windows 10, press right click on MetaTrader icon > Compatibility > Change High DPI Settings > System (Enhanced) to have best screen settings (it should be done in HD Devices).
• Indicator is simply an interpretation of harmonic trading theory for detecting harmonic patterns on the chart. If you want to learn it you can search for Scott Carney’s book named “Harmonic Trading vol 1&2”.
• Indicator has price and time alert lines.
• Indicator will draw Fibonacci fans on your detected patterns.
• Indicator will draw Pivots/Camarella/Patterns Ray.
• You can load manually drawn objects from higher timeframes into lower timeframes.
• Reset buttons will clear all saved settings (All / Current) timeframe.
• Indicator has an alert / notification system that will provide you with targets/stop/entry points as signal.
• Indicator will detect divergence (yellow and orange arrows) and they serve as good confirmations.
• Indicator will calculate best lot size for every pattern as it is good for your balance with risk value as you insert in settings.
• Indicator will detect also price action patterns (Pinbar,InsideBar,OutSideBar).
• You can use this indicator buffers in an EA using this code:

double buy_signal=iCustom(NULL,0,"Market\\Shepherd_Harmonic_Patterns",0,1); //if(buy_signal!= EMPTY_VALUE){//buy}
double sell_signal=iCustom(NULL,0,"Market\\Shepherd_Harmonic_Patterns",1,1); //if(buy_signal!=EMPTY_VALUE){//sell}
double bull_divergence=iCustom(NULL,0,"Market\\Shepherd_Harmonic_Patterns",2,1); //if(bull_divergence!=EMPTY_VALUE){//buy}
double bear_divergence=iCustom(NULL,0,"Market\\Shepherd_Harmonic_Patterns",3,1); //if(bear_divergence!=EMPTY_VALUE){//sell}
double sl_Value=iCustom(NULL,0,"Market\\Shepherd_Harmonic_Patterns",4,1); 
double tp1_Value=iCustom(NULL,0,"Market\\Shepherd_Harmonic_Patterns",5,1);
double tp2_Value=iCustom(NULL,0,"Market\\Shepherd_Harmonic_Patterns",6,1);
double tp3_Value=iCustom(NULL,0,"Market\\Shepherd_Harmonic_Patterns",7,1);
double Price_Action=iCustom(NULL,0,"Market\\Shepherd_Harmonic_Patterns",8,1);if(Price_Action!=EMPTY_VALUE){//trade=true;}

Parameters

• Use_System_Theme– Choose color scheme.
• EA_MODE – Put it true when you call it on ea.
• Show_Last_Candle_Counter – Enable\Disable candle timer.
• Candle_Counter_Color – Color of candle timer.
• Accuracy_Percent – Percent for patterns proportions accuracy.
• Bullish_Pattern_Color – Color for bullish patterns.
• Bearish_Pattern_Color – Color for bearish patterns.
• ABCD_Color – AB=CD patterns color.
• Manual_Pattern_Color – Color of manual pattern.
• Targets_Only_Completed_D – Enable\Disable show targets only on completed patterns.
• Font_Color – Color of texts.
• Fan_Color – Color of fans.
• Send_Alert – Enable\Disable alert function.
• Send_Notification – Enable\Disable notification function.
• Send_Email – Enable\Disable email function.
• InsideBar_Sensor – Enable\Disable InsideBar price action detecting.
• OutSideBar_Sensor – Enable\Disable OutSideBar price action detectin
• PinBar_Sensor – Enable\Disable PinBar
• Risk_Percent – Risk percent to calculate with patterns stop loss value and account balance.
• Lot_Calculate_On – Choose risk calculation between static or percent risk value.
• History_Bars – Max bars