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How to Write an Expert Advisor or an Indicator

Top MQL4 and MQL5 source codes based on user ratings - 50

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The Parabolic SAR Indicator was developed for analyzing the trending markets.

The MovingAverages library contains functions for calculation of different types of moving averages.

A simple XML-parser, based on the msxml library.

This simple Expert Advisor uses Simple Moving Average and ADX indicators.

The script allows you to place the deals history on the chart using the graphic objects.

New version of the sChartsSynchroScroll script.

The Expert Advisor uses the Moving Average and Stochastic indicators.

The DRAW_HISTOGRAM drawing style is used for plotting the values of the indicator's buffer as a histogram.

Forecasting the next day candlestick changing range for all bars of the current chart.

Adaptive CG Oscillator is a CG Oscillator that can adapt to constantly changing market cycles of a real financial asset.

COsMAOnArray class is designed for calculation of OsMA (Moving Average of Oscillator) values on indicator buffers. The example of use of the class is provided.

CRVIOnArray class is designed for calculation of RVI (Relative Vigor Index) values on indicator buffers. Test_RVIOnArray indicator is provided as the example of the class use.

The indicator shows possible targets of price movement. It calculates the distance from the market entry price to the highs and lows displaying the quartiles deviation.

СIsNewBar class allows to determine the moment of a bar change.

Selflearning Expert Advisor

An indicator similar to Bolinger Band.

The Expert Advisor drawn on the basis of the MALR indicator. Trailing stop, lot increase, averaging and reversal functions are available

Emulator of functions for working with objects. It gives possibility to see the objects after testing in the chart

The AdaptiveRenko indicator with the timeframe selection option available in input parameters.

The AsymmetricStochNR indicator with the timeframe selection option available in input parameters.

The AML indicator with additional trend strength indication using colored dots based on the standard deviation algorithm.

The MultiCMxTrend_x10 indicator shows information on current trends using the CMx oscillator position from ten different timeframes.

The CMO indicator with the timeframe selection option available in the input parameters.

The Exp_CenterOfGravityOSMA Expert Advisor is based on the CenterOfGravityOSMA histogram change of direction.

The Exp_ColorMaRsi-Trigger Expert Advisor is based on signals triggered by the colors of the ColorMaRsi-Trigger semaphore signal indicator.

The RVI oscillator with the boundaries of the overbought/oversold areas in the form of Bollinger Bands.

The FX5_SelfAdjustingCCI indicator with the timeframe selection option available in the input parameters.

The Exp_ColorHMA Expert Advisor is based on the reversal of the ColorHMA moving average direction.

This indicator shows the condition of the trend using the BSI Indicator.

The PPO_Cloud indicator with the timeframe selection option available in input parameters.

Semaphore signal indicator based on the algorithm of the Elliott_Wave_Oscillator indicator, which features alerts, sending emails and push-notifications to mobile devices.

The Exp_BalanceOfPower_Histogram Expert Advisor is based on change of direction of the BalanceOfPower_Histogram indicator.

Trend analyzer based on the difference of two RSI oscillators with different periods.

The Exp_Delta_WPR Expert Advisor is based on the Delta_WPR indicator color change.

ZigZag based on the XMACandles indicator candles.

This version has 6 sub-types it is actually calculating.

The "on chart" version of double smoothed stochastic.

DMI stochastic extreme - extended indicator.

The PROphet Expert Advisor consists of two independent linear perceptrons.

Fractal Momentum.

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