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Access the CodeBase from your MetaTrader 5 terminal
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How to Write an Expert Advisor or an Indicator

MQL4 Source Code Library for MetaTrader 4 - 84


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.

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Adviser Abovebelowma.

Adviser BollTrade.

Adviser 3 Screens.

Adviser Autotrade.

Adviser 3MA Bunny Cross Expert.

Adviser 3sma.

Adviser Trade on qualified RSI.

Adviser L3 H3 Expert.

The adviser took part in Automated Trading Championship 2006.

Adviser Noah10pips2006.

Adviser Multibreakout.

Adviser Russian20-hp1.

Adviser RSI trader v0.15. Uses indicator RSI.

Adviser plan x. Has left as is.

Adviser Pivotema3. Uses indicators: Heiken Ashi, Pivot.

Adviser Pedroxxmod.

Modified indicator HMA.

The modified version of indicator DinapoliTargets.

FN Signal indicator.

Nonlagdot indicator.

Accelerator_4c_mtf indicator.

Adviser OverHedgeV2.

Adviser NRTR Revers.

Adviser Steve Cartwright Trader Camel CCI MACD.

Adviser SMC MaxMin at 1200.

Adviser SimplePivot.

Adviser imple-MACD-EA.

Adviser Sweet Spot Extreme.

Adviser EURUSD breakout v0.30.

Adviser Surefirething.

Adviser suffic369.

Adviser StrategyTester Ea.

Adviser Starter v6mod. Uses indicator EMA Angle Zero.

Adviser Universal MA Cross EA.

The adviser on a method of channels.


Adviser TTT.

Adviser Terminator. Uses indicators I_Trend and Support and Resistance.mq4.

Adviser Volume trader.

Adviser Vlado. Trade on values of indicator Williams' Percent Range (%R)

Adviser RPM5_MT4_[ea].