Baby MT4 EA: Free MT4 Expert Advisor

Overview

Baby MT4 EA monitors for trend changes, breakouts, corrections, and pullbacks. The EA incorporates several risk management tools, including a configurable stop loss, dynamic stop loss logic, and a trailing stop. It features an optional lot scaling mechanism called lot growth. The repository contains no documentation, and the trading logic appears to rely on price action patterns filtered by technical indicators for automated execution on various instruments.

SuperTrend trend and breakout detection

Bollinger Bands volatility filtering

Dynamic stop loss and trailing stop logic

Optional lot size growth scaling

Alert and notification system

Details

Author

dolie on GitHub

Type

Trading robot

Platform

MetaTrader 4 (MQL4)

Strategy

Trend following, Breakout, Scalping, Mean reversion, Martingale

Markets

Any symbol

Timeframes

M1-M5, M15-H1

Risk profile

Uses martingale lot scaling: losses can grow fast

EA files

Source

github.com/dolie/MT4-EA

Input parameters

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

Name	Type	Default
`Lots`	`double`	`0.3`
`Stop_Loss`	`bool`	`true`
`Dynamic_SL`	`bool`	`true`
`TrailingStop`	`int`	`300`
`Growthing_Lot`	`bool`	`false`
`LotsGrowth`	`double`	`1.02`
`Leaner`	`double`	`5`
`Correction`	`bool`	`false`
`Periods`	`int`	`10`
`Multiplier`	`double`	`4.0`
`Correction_Mode`	`int`	`0`
`PointSize`	`int`	`1`

Show all 26 inputs

Name	Type	Default
`MaxBars`	`int`	`1000`
`ShowBreakout`	`bool`	`true`
`ShowCorrection`	`bool`	`true`
`ShowPullback`	`bool`	`true`
`SendAlert`	`bool`	`false`
`SendEmail`	`bool`	`false`
`SendPush`	`bool`	`false`
`OnTrendChange`	`bool`	`true`
`OnBreakout`	`bool`	`true`
`OnCorrection`	`bool`	`true`
`OnPullback`	`bool`	`true`
`InpBandsPeriod`	`int`	`20`
`InpBandsShift`	`int`	`0`
`InpBandsDeviations`	`double`	`2.0`

How to install it

1Download the sourceUse "Download source (.zip)" above, or clone dolie/MT4-EA 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.

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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