One of the very successful sellers on the MT5/MT4 site uses the following indicators.
Moving Average
Macd
Stochastic
RSI
CCI
Williams%R
Bollinger Bands
Alligator
Ichimoku
Envelopes
OSMA
Awesome
and his strategies make some good money. I know because I have copied some of his stuff.
Notice that all of them are related to a moving average of some sort.
Some writers say that moving averages and donchian systems have been the best over the long haul, and that is why I focus on these indicators in my strategies.
Not everyone can do that ........ because you have to be of a certain age to use these. LOL
I have made money with each of these, I have not yet learned how to make money with donchian.
In any event, for my purposes FSBPro has enough indicators and tools to provide the basis for many profitable strategies.
My 'secret' goal is to push EA Studio until I can net 3000 pips per day....