Denis535 

The Linq.Next package is intended to enhance the linq and the collections with an extra useful features

MSBuild extension 'MakeTypesPublic' is intended to disable access checks to non-public types and its members.

The library for implementation of hierarchical tree structure

The assertion library with a very convenient fluent interface.

The Option is a value container (like Nullable) which may have some value or have nothing

The library for implementation of stateful object