ScottPlot.NET
How to create an interactive plot in a C# WPF application

Step 1: Install the ScottPlot.WPF NuGet package

Step 2: Add a WpfPlot to your layout and give it a unique name

<WpfPlot Name="WpfPlot1" />

Step 3: Plot some data in your start-up sequence

double[] dataX = new double[] { 1, 2, 3, 4, 5 };
double[] dataY = new double[] { 1, 4, 9, 16, 25 };
WpfPlot1.Plot.AddScatter(dataX, dataY);
WpfPlot1.Refresh();