Finally here is a Coral Trend Indicator for MT5 with alert of price crossing.
This is a great, easy to read trend indicator. Just set the period for calculating the trend and whether or not you want an alert when the price crosses the trend line.
Green indicates an uptrend, red is a downtrend, and yellow means no trend.
Buffers for EAs
You can also use this indicator in an EA. Buffer 0 contains the data of this indicator.