The volatility meter with the indication in the form of a colored cloud. When a trend is weak, the cloud is gray, when it is strong, the cloud is orange.
This indicator was first implemented in MQL4 and published in Code Base at mql4.com on 14.04.2008.

Figure 1. The Damiani_volatmeter indicator
Tradotto dal russo da MetaQuotes Ltd.
Codice originale https://www.mql5.com/ru/code/1749
MQL4 to MQL5 compatibility library
Version 1.2 - MQL5\Include\mql4compat.mqh
JeromeClock
The indicator displays the time in different time zones on a chart