A comprehensive, API-compatible replacement for AutoMapper. Supports convention-based mapping, ForMember, Ignore, MapFrom, BeforeMap, AfterMap, ReverseMap, ConvertUsing, ConstructUsing, ForPath, ForCtorParam, Condition, PreCondition, NullSubstitute, value resolvers, type converters, mapping inheritance (Include/IncludeBase/IncludeAllDerived), value transformers, open generics, UseDestinationValue, MaxDepth, nested and collection mapping, flattening, ProjectTo for EF Core, IgnoreAllPropertiesWithAnInaccessibleSetter, AssertConfigurationIsValid, and DI integration.