maiconheck 

A set of Guard Clauses to validate method arguments, in order to enforce defensive programming practice.

A set of extension methods for String, Collections, Guid and other types.

A set of building blocks and participants to implement Design Patterns of GoF and others.

A set of common Value Objects, with comparison and shallow copy operations, full tested and ready to use.

Extension methods, DataAnnotations and Test Doubles to enhance the unit tests.

A set of DataAnnotations attributes for validations.

A set of utility components for network operations.