Desiree and MQL4 Collection: Free MT4 Expert Advisor

Overview

The featured robot, Desiree, implements a breakout strategy based on Donchian Channels for both entries and exits. It incorporates comprehensive risk controls including percentage-based lot sizing, volatility-adjusted stop losses, and trailing stops. Other included experts in the collection cover moving average crossovers and mean reversion techniques. While the README is minimal, the source code provides various templates and hidden stop loss functionality for trade management.

Donchian Channel entry and exit signals

Percentage-based risk position sizing

Volatility-based stop loss and take profit

Trailing stops and breakeven management

Support for hidden stop loss levels

Details

Input Parameters

Read from DESIREE2.mq4. Defaults are the author's; change them in the EA's Inputs tab.

Name	Type	Default	Description
`Header1`	`string`	`----------Trading Rules Variables-----------`
`DonchianPeriodsEntry`	`int`	`20`
`DonchianPeriodsExit`	`int`	`10`
`MaxBars`	`int`	`50`
`Header2`	`string`	`----------Position Sizing Settings-----------`
`Lot_explanation`	`string`	`If IsSizingOn = true, Lots variable will be ignored`
`Lots`	`double`	`0`
`IsSizingOn`	`bool`	`True`
`Risk`	`double`	`2`	Risk per trade (in percentage)
`Header3`	`string`	`----------TP & SL Settings-----------`
`UseFixedStopLoss`	`bool`	`True`	If this is false and IsSizingOn = True, sizing algo will not be able to calculate correct lot size.
`FixedStopLoss`	`double`	`0`	Hard Stop in Pips. Will be overridden if vol-based SL is true

Show all 40 inputs

Name	Type	Default	Description
`IsVolatilityStopOn`	`bool`	`True`
`VolBasedSLMultiplier`	`double`	`2`	Stop Loss Amount in units of Volatility
`UseFixedTakeProfit`	`bool`	`False`
`FixedTakeProfit`	`double`	`0`	Hard Take Profit in Pips. Will be overridden if vol-based TP is true
`IsVolatilityTakeProfitOn`	`bool`	`False`
`VolBasedTPMultiplier`	`double`	`0`	Take Profit Amount in units of Volatility
`Header4`	`string`	`----------Hidden TP & SL Settings-----------`
`UseHiddenStopLoss`	`bool`	`False`
`FixedStopLoss_Hidden`	`double`	`0`	In Pips. Will be overridden if hidden vol-based SL is true
`IsVolatilityStopLossOn_Hidden`	`bool`	`False`
`VolBasedSLMultiplier_Hidden`	`double`	`0`	Stop Loss Amount in units of Volatility
`UseHiddenTakeProfit`	`bool`	`False`
`FixedTakeProfit_Hidden`	`double`	`0`	In Pips. Will be overridden if hidden vol-based TP is true
`IsVolatilityTakeProfitOn_Hidden`	`bool`	`False`
`VolBasedTPMultiplier_Hidden`	`double`	`0`	Take Profit Amount in units of Volatility
`Header5`	`string`	`----------Breakeven Stops Settings-----------`
`UseBreakevenStops`	`bool`	`False`
`BreakevenBuffer`	`double`	`0`	In pips
`Header6`	`string`	`----------Hidden Breakeven Stops Settings-----------`
`UseHiddenBreakevenStops`	`bool`	`False`
`BreakevenBuffer_Hidden`	`double`	`0`	In pips
`Header7`	`string`	`----------Trailing Stops Settings-----------`
`UseTrailingStops`	`bool`	`False`
`TrailingStopDistance`	`double`	`0`	In pips
`TrailingStopBuffer`	`double`	`0`	In pips
`Header8`	`string`	`----------Hidden Trailing Stops Settings-----------`
`UseHiddenTrailingStops`	`bool`	`False`
`TrailingStopDistance_Hidden`	`double`	`0`	In pips

How to Install It

1Download the sourceUse "Download source (.zip)" above, or clone TimCodes/mql4- from GitHub, and unzip it.

2Open the data folderIn MetaTrader choose File, then Open Data Folder, and go to MQL4/Experts.

3Copy the filesCopy the .mq4 file into Experts, and any .mqh files into the Include folder the code expects.

4Compile in MetaEditorOpen the file in MetaEditor and press Compile. Fix any missing includes the compiler reports.

5Test before you tradeRun it in the Strategy Tester, then attach it to a demo chart and allow algorithmic trading.

Third-party code. ForexR did not write, test or endorse this EA, and the summary above was generated automatically from its README and code. ForexR lists only repositories with readable source code and never hosts files. Read the code, backtest it and use a demo account first; automated trading can lose money quickly.

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Desiree and MQL4 Collection

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