Slimy Scylla is created by tablet enthusiast Kuuube.
It is extremely powerful and configurable.
It features many amazing filters:
Launch the OpenTableDriver UI
Navigate to Plugins > Open Plugin Manager
The plugin manager will look like this
Click on Slimy Scylla in the list on the left.
Then click Install.
Close the plugin manager
In the OpenTabletDriver app, click on Filters
If Slimy Scylla is installed you will see many filters with names that start with "Slimy Scylla"
If you want to use a filter make sure to enable it and to press SAVE.
There are several filters that involve smoothing the position of the pen.
Position Smoothing Moving Average
Position Smoothing Pulled String
Position Smoothing Exponential Moving Average
The one I recommend using is Position Smoothing Exponental Moving Average
This is what the configuration looks like:
If you want to enable the filter, click Enable Smily Scylla ... at the top and click Apply.
Amount = how much smoothing (range 0.0 to 1.0). Try 0.1 to start with
Always Apply to Hover = to leave this unchecked.
Slimy Scylla docs here: https://github.com/Kuuuube/Slimy_Scylla/tree/main/docs