Containers in .NET 10 Preview 7 - Release Notes

August 12, 2025 ยท View on GitHub

Here's a summary of what's new in Containers in this preview release:

Containers updates in .NET 10:

dnx is now on the PATH in SDK images

dnx is now available directly from .NET 10 SDK container images. See One-shot tool execution for more details about dnx.

To run a .NET tool using dnx in your Dockerfile build, you can use the following syntax:

FROM mcr.microsoft.com/dotnet/sdk:10.0-preview
RUN dnx --yes <packageId> [<commandArguments>...]

To use dnx from the .NET SDK image directly from the command line, you can use the following Docker command:

docker run --rm mcr.microsoft.com/dotnet/sdk:10.0-preview dnx --yes <packageId> [<commandArguments>...]