New free code from MQL5: indicators, EAs, and scripts for traders.

Author:
Klopka
The EA works on any timeframes and symbols simultaneously.
Grid trading done right – try the robust Grid Expert Advisor for controlled risk. Details here.
It has been specially revised for optimization, the code being improved in procedural style. Now the EA can be optimized by open prices -- the results will match with those obtained by precise method, optimization speed will surprise you agreeably.
If I've realized the author's idea in a wrong way, he will hopefully correct me.
Best of luck in optimization!
Level up your trading with professional RobotFX expert advisors and indicators. Visit robotfx.org for proven MT4/MT5 tools.
8192