The Triple Exponential Average (TRIX) indicator with an additional signal line and arrows displayed at the intersection of the main and the signal lines.
The principle for determining the intersection of the main and the signal lines:

Tradotto dal russo da MetaQuotes Ltd.
Codice originale https://www.mql5.com/ru/code/19056
Carbophos
The Expert Advisor sets a grid of pending Sell Limit and Buy Limit orders.
Burg Extrapolator
The Expert Advisor uses Burg's method for linear prediction.
EA Trix
An expert advisor based on the TRIX ARROWS indicator.
Pending orders by time
The Expert Advisor sets pending Buy Stop and Sell Stop order at a specified time.