Breaking changes in .NET 5.0

If you're migrating an app to .NET 5.0, the breaking changes listed here might affect you. Changes are grouped by technology area, such as ASP.NET Core or cryptography.

ASP.NET Core

Code analysis

Core .NET libraries

Cryptography

Entity Framework Core

Breaking changes in EF Core 5.0

Globalization

Interop

MSBuild

Networking

Security

Serialization

Windows Forms

WPF