A source code only package which allows you to use .NET's new nullable attributes in older target frameworks like .NET Standard 2.0 or the "old" .NET Framework.
This package does not contain any compiled binaries, but instead adds the attribute classes as C# source code to your project. Because...
Obsolete! Use https://www.nuget.org/packages/MrAdvice/ instead! MrAdvice allows to weave aspects at build-time (just like PostSharp, but free as in free beer). Write your own aspects in the form of attributes and apply them to target methods or properties.
Use SmartAssembly custom attributes to specifically exclude parts of your code from obfuscation, pruning, sealing and error reporting.
Refer to documentation to learn more: https://documentation.red-gate.com/sa8/using-custom-attributes