Independent news and analysis on .NET, C#, ASP.NET Core, EF Core, Azure, Visual Studio and NuGet, with every story linked to its official source.
The dotnet/extensions repository published v10.10.0 on 2026-09-14. The release notes list changes including: OpenAI Assistants experimental APIs removed (was experimental under OPENAI001) #7724; Remove OpenAI Assistants API support #7724 by @jozkee (co-authored by @Copilot).
Azure Updates published “Generally Available: TLS/SSL certificate and end-to-end TLS encryption support for Azure Functions Flex Consumption” on 2026-09-10. Here is what it covers and why it matters for Azure developers.
The dotnet/maui repository published 11.0.100-rc.1.26458.5 on 2026-09-08 as a pre-release. The release notes list changes including: Xcode: 26.6; Java JDK: 21.0.8.
The dotnet/efcore repository published v10.0.12 on 2026-09-08. The release notes list changes including: [release/8.0] Update Windows CI images to 2022 by @AndriySvyryd (#38526); [release/8.0] Update branding to 8.0.30 by @dotnet-bot (#38563).
The dotnet/efcore repository published v9.0.20 on 2026-09-08. The release notes list changes including: [release/8.0] Update Windows CI images to 2022 by @AndriySvyryd (#38526); [release/8.0] Update branding to 8.0.30 by @dotnet-bot (#38563).
The dotnet/efcore repository published v8.0.31 on 2026-09-08. The release notes list changes including: [release/8.0] Update dependencies from dotnet/arcade by @dotnet-maestro[bot] (#38732); [release/8.0] Update branding to 8.0.31 by @dotnet-bot (#38752).
Azure Updates published “Generally Available: Azure Developer CLI (azd) Extension Framework” on 2026-09-08. Here is what it covers and why it matters for Azure developers.
Visual Studio Blog published “Today I will… find hidden latency across a distributed .NET application” by Justin Yoo on 2026-09-08. Here is what it covers and why it matters for Visual Studio & Tooling developers.
.NET 10.0.12 was released on 2026-09-08. It ships .NET Runtime 10.0.12, ASP.NET Core Runtime 10.0.12, SDK 10.0.401, 10.0.112. The official release metadata lists 6 CVEs addressed in this release. .NET 10.0 is an LTS release currently in the "active" support phase, with support ending on 2028-11-14. It has since been superseded by .NET 10.0.13.
.NET 11.0.0-rc.1 was released on 2026-09-08. It ships .NET Runtime 11.0.0-rc.1.26425.128, ASP.NET Core Runtime 11.0.0-rc.1.26425.128, SDK 11.0.100-rc.1.26425.128. The official release metadata lists 6 CVEs addressed in this release. .NET 11.0 is an STS release currently in the "go-live" support phase. It has since been superseded by .NET 11.0.0-rc.2.
.NET 8.0.31 was released on 2026-09-08. It ships .NET Runtime 8.0.31, ASP.NET Core Runtime 8.0.31, SDK 8.0.425, 8.0.131. The official release metadata lists 5 CVEs addressed in this release. .NET 8.0 is an LTS release currently in the "maintenance" support phase, with support ending on 2026-11-10. It has since been superseded by .NET 8.0.32.
.NET 9.0.20 was released on 2026-09-08. It ships .NET Runtime 9.0.20, ASP.NET Core Runtime 9.0.20, SDK 9.0.318, 9.0.121. The official release metadata lists 6 CVEs addressed in this release. .NET 9.0 is an STS release currently in the "maintenance" support phase, with support ending on 2026-11-10. It has since been superseded by .NET 9.0.21.