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How to Write an Expert Advisor or an Indicator

MQL4 Source Code Library for MetaTrader 4 - 68

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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Indicator BollStarc-TC.

MTF_CustomCandle[HL] indicator.

One more indicator Demarka, is under construction on the basis of comparisons of a maximum of a current bar is compared to a maximum previous.

Fractal efficiency is calculated like in KAMA, Kaufman’s Adaptive Moving Average efficiency ratio, plus polarization and with optional exponential moving average.

Adviser Envelope 2.

Советник BreakOut15.

Adviser Bruno v1.

Adviser Channels, uses indicator МА.

Adviser Contrarian trade MA. Works on MA.

Adviser Daydream01.

Adviser Alexav D1 Profit GBPUSD. As you have noticed parameters of testing in the name of the adviser.

Adviser Alexav SpeedUp M1.

Adviser AOCCI.

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.

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