The .NET Portability Analyzer is an open source tool that is utitlized to analyze assemblies, files or directory of files for compatibility across .NET implementations.

This tool reports on the compatibility of the current app across .NET implementations.

It comes as:

1. Visual Studio Extension - analyzes individual assemblies/projects or the solution
2. A console app (ApiPort) - analyzes assemblies/files/directories

References:

• https://github.com/microsoft/dotnet-apiport
• https://docs.microsoft.com/en-us/dotnet/standard/analyzers/portability-analyzer