Mql4 Utility Collection: Free MT4 Expert Advisor

Overview

The primary EA, Optimal Close, integrates Bollinger Bands and Stochastic oscillators to analyze market conditions across multiple timeframes. It features a built-in trailing stop mechanism for exit management. Other utilities in the repository include scripts for tracking stop losses via moving averages and logging indicator values. The repository serves as a testing environment, and the documentation is minimal.

Multi-timeframe Bollinger Band analysis

Stochastic oscillator signal integration

Configurable trailing stop loss management

Moving average stop loss tracking

Details

Author

n3rd-bugs on GitHub

Type

Collection

Platform

MetaTrader 4 (MQL4)

Strategy

Indicator crossover, Mean reversion

Markets

Any symbol

Timeframes

Any timeframe

Risk profile

No grid, martingale or hedging logic was found in its code or README. That says nothing about how it performs: backtest it first.

EA files

Source

github.com/n3rd-bugs/mql4

Input parameters

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

Name	Type	Default
`TRAIL_STOP`	`double`	`100`
`BASE_INTERVAL`	`INTERVAL_INDEX`	`M15`
`BB_PERIOD`	`int`	`20`
`BB_DEVIATION`	`int`	`2`
`BB_SHIFT`	`int`	`0`
`BB_APPLIED_PRICE`	`ENUM_APPLIED_PRICE`	`PRICE_CLOSE`
`ST_K`	`int`	`5`
`ST_D`	`int`	`3`
`ST_S`	`int`	`3`
`ST_UP`	`int`	`80`
`ST_DOWN`	`int`	`20`
`ST_METHOD`	`ENUM_MA_METHOD`	`MODE_SMA`

Show all 14 inputs

Name	Type	Default	Description
`ST_APPLIED_PRICE`	`int`	`1`
`MA_METHOD`	`ENUM_MA_METHOD`	`MODE_LWMA`

How to install it

1Download the sourceUse "Download source (.zip)" above, or clone n3rd-bugs/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.

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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