Not wanting to highjack the thread but there are 4 tests you can do to check if an indicator recalculates or repaints without going through the code. 1/ Look in the indicator's 'inputs' tab. If you see 'Depth' 'Deviation' and 'Backstep' variables it's likely based on zig zag or similar and probably ...

Another support and resistance indicator, this one is a bit special as it covers every level from monthly right down to 1 minute. Really useful when working on small time frame charts. Each level has true/false input control.

Fractal support and resistance indicator, monthly down to hourly time frame levels, I've used this for a long time now and am still amazed at how often it is hit to the tick. Colour coded, hover mouse over line to reveal chart time frame the level belongs to.

My first post so apologies if I muck it up. I've been robbing this site blind for ages so thought it about time to contribute.

Another version of supply and demand indicator.