Watch how to download trading robots for free

Find us on Facebook!
Join our fan page

Access the CodeBase from your MetaTrader 5 terminal

Couldn't find the right code? Order it in the Freelance section

How to Write an Expert Advisor or an Indicator

MQL4 Source Code Library for MetaTrader 4 - 27

The largest library features codes of free trading Expert Advisors, technical indicators and scripts. With the available applications you can trade in automated mode and analyze price dynamics. Use the library of codes to learn more about financial market sentiments.

Download free applications, test them and run in your MetaTrader 4. You can access them from the MetaTrader 4 platform and the MetaEditor development environment.

To post a new code, please log in or register
latest|best

This is a fast adaptation of old source to MetaTrader 4 b600 environment.

Trade using Renko Boxes in MetaTrader 4.

xLiquidex_V2_Mod1 is an Impulsive/Volatility/Breakout Expert Advisor.

Draws horizontal grid lines at specified distances.

The indicator shows trade signals using combined Stohastic with breaking of High/Low by Moving Average.

Forex indicator ChainPriceRSI is based on the RSI and MA indicators.

This template code contains basic features and functions required for the developing the Expert Advisor.

The indicator shows top and bottom ranges of price movement.

Auto pending and manage orders by RSI, lower risk at weekend, send mails if necessary.

Modified Nick Bilak's b-clock with spread (ask-bid) and font customization (font, color, size).

This indicator shows Bollinger and ATR Bands.

The script closes all charts for the specified symbol.

The script copy objects (Trendline, Horizontal Line, Rectangle, Fibo) from active chart to all charts in this same symbol.

EA to find gaps in history data.

BBMACD_v2 is the Bollinger Bands® and MACD indicator in the same place at separate window version 2.

SendAdvancedEmail function for Metatrader 4 and 5 with HTML mailbody support.

BBMACD is the Bollinger Bands® and MACD indicator in the same place at separate window.

Stochastic RSI Expert Advisor.

TMA Slope indicator.

Smoothed RSI indicator.

Smoothed ATR indicator.

Smoothed CCI indicator.

Relative Strength Index Expert Advisor.

Pivot Point Reversal scalping Expert Advisor.

X-liquidex is an Impulsive/Volatility/Breakout EA. It uses Range, Moving averages and Keltner channel. It's logics are simple yet powerful.

The Expert Advisor determines buy and sell based on Moving Averages, it also uses ADX and RSI.

The indicator plots trade history on the chart and account informaton.

Ilan16 Expert Advisor for MetaTrader 4.

Mail all order status periodically.

Break out strategy based on Bollinger Bands.

Easy script to help analyze specified symbol, it opens 8 new charts with different periods and applies a specified template.

Correlation(strength) between eight currencies & Gold.

Implementation of zero lag countdown timer.

Some basic information which every trader needs.

A collection of scripts for closing various types of orders.

MACD Momentum indicator (The Red line is the Momentum 10 of the histogram MACD, smoothed 3).

This indicator helps to find possible support/resistance areas after a trend has developed.

A few oscillators (RSI, CCI & PercentRange) drawn in the chart window.

Once the price closes above or below the two moving (60 &100) a signal is generated. Signal must be generated ONLY in-case the price closes above/below the TWO lines.

BBWin is the Bollinger Bands® indicator in the separate window with trend lines.

1...202122232425262728293031323334...85