The `unsafe` keyword is being redesigned to mark caller-facing contracts rather than just syntax. Safety obligations between callers and callees become visible and reviewable. The model is motivated by the rise of AI-assisted code generation and arrives as a preview in .NET 11.

Ubuntu 26.04 (Resolute Raccoon) ships today with .NET 10. Here's how to install .NET 10 from the archive, use the new -resolute container tags, build Native AOT apps, and install .NET 8 and 9 from the dotnet-backports PPA.

The .NET installers and archives distribution method is currently changing unexpectedly. This change may impact your development, CI, and production infrastructure. It is crucial to validate if you are affected and monitor for any downtime or disruptions.

.NET 8 has new security features for containers, including non-root images and SDK tools. Discover how to create non-root container images, configure Kubernetes pods, and inspect images and containers for enhanced security.

Ubuntu 24.04 is now available with .NET from day one in the official Ubuntu feeds! Thanks to the partnership between Canonical and Microsoft, you can start using .NET with Ubuntu 24.04 today!

.NET 8 is a big step forward for building and using containers, with improvements for performance, security, and usability. Let's take a look at some enhancements to the .NET CLI for building and publishing containers.

We're closely following the progress of WebAssembly, including WebAssembly System Interface (WASI). There's a new experimental workload in .NET 8 for WASI that extends the capabilities of Wasm towards the Cloud.

.NET chiseled Ubuntu container images are now GA and can be used in production, for .NET 6, 7, and 8.

File I/O APIs are used pervasively in apps. .NET has great API for reading and writing files. They are a great example of the convenience of .NET.

JSON is one of the most common formats in apps today and .NET has great APIs for reading and writing JSON documents. It's a great example of the convenience of .NET.