OPEN-SOURCE SCRIPT

Custom spread

This indictor allows you to plot the spread over an arbitrary period, which can be especially useful for futures and other instruments.
Inputs:
Expression : symbols for calculation and arithmetic operation
Period: from to period and timeframe
The output will show bars for the given period
Particularly useful for comparing two selected contracts on two futures
Historical VolatilityVolatility

Open-source script

In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in publication is governed by House rules. You can favorite it to use it on a chart.

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