Top 20 NuGet sets Packages

Ordered Set implemenetation.
XUnit tests for adjunct-System.DataStructures.OrderedSet
A PascalSet space optimized for having fewer elements over a large range of integers.
XUnit tests for adjunct-System.DataStructures.SparsePascalSet
ISetEx and base class implementation, builds on ISet
XUnit tests for adjunct-System.DataStructures.SetBase
The Sets library extends YAMP with Sets and set operations.
A Sparse Character Set