Newtonsoft.Json https://www.nuget.org/packages/Newtonsoft.Json/
SharpZipLib http://www.icsharpcode.net/
CsvHelper https://github.com/JoshClose/CsvHelper
QuickGraph https://github.com/YaccConstructor/QuickGraph
WPF - I wanted to try and use UWP but it attempts to enforce MS apps even to design an interface
Exceed Extended WPF Toolkit https://github.com/xceedsoftware/wpftoolkit