OPEN-SOURCE SCRIPT
6 Simple Moving Averages 9,20,30,50,128,200 (bitcoin tested)

I've condensed my SMAs down to these 6 and have found them to be most useful for Bitcoin, which is what I trade the most. They all have played their roll in acting as support and resistance and making decisions with the 30 period probably the least relevant, but relevant nonetheless. There is the option to change to exponential if desired.
Open-source script
In true TradingView spirit, the creator of this script has made it open-source, so that traders can review and verify its functionality. Kudos to the author! While you can use it for free, remember that republishing the code is subject to our House Rules.
Disclaimer
The information and publications are not meant to be, and do not constitute, financial, investment, trading, or other types of advice or recommendations supplied or endorsed by TradingView. Read more in the Terms of Use.
Open-source script
In true TradingView spirit, the creator of this script has made it open-source, so that traders can review and verify its functionality. Kudos to the author! While you can use it for free, remember that republishing the code is subject to our House Rules.
Disclaimer
The information and publications are not meant to be, and do not constitute, financial, investment, trading, or other types of advice or recommendations supplied or endorsed by TradingView. Read more in the Terms of Use.