OxyPlot is a plotting library for .NET. This is the core library including the foundation classes and plot model. To display the plots, you also need to add a platform-specific OxyPlot package that contains a PlotView component.
ScottPlot is a free and open-source plotting library for .NET. This package can be used to create static plots, and user controls for displaying plots interactively are available as separate NuGet packages.
Highcharts .NET is .NET Standard library which allows developers to make charts using Highcharts API. Official Highsoft's library. Examples, API and documentation are available on project home page. Please note that upgrading the wrapper to version 7.1.1 may require some changes in your application....