Microsoft.AspNetCore.OpenApi
Provides APIs for annotating route handler endpoints in ASP.NET Core with OpenAPI annotations. This package was built from the source code at https://github.com/dotnet/aspnetcore/tree/f0cc6b11bd8f0826c63d75483578e868c8abe75e
Install
dotnet add package Microsoft.AspNetCore.OpenApi --version 8.0.0-rc.2.23480.2
Install-Package Microsoft.AspNetCore.OpenApi -Version 8.0.0-rc.2.23480.2
<PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="8.0.0-rc.2.23480.2" />
Frameworks
Dependencies
Adoption guide
Teams staying close to first-party ASP.NET Core primitives and minimal external framework layering.
This version is marked prerelease. Validate its API and upgrade path before production use.
Compatibility metadata lists 1 target framework; confirm the exact target used by your application.
How to read this guidance
Sources: published NuGet v3 registry metadata and explicit NuBrowse editorial guides. Refresh: package metadata is refreshed from NuGet when the page loads. Limit: this is not a security, legal or compatibility guarantee; validate the selected version in your project.
Useful next steps
Move from package metadata to a concrete selection or review workflow.