.NET 11.0.0-rc.2 was released on 2026-10-13. It ships .NET Runtime 11.0.0-rc.2.26504.105, ASP.NET Core Runtime 11.0.0-rc.2.26504.105, SDK 11.0.100-rc.2.26504.105. The official release metadata lists 39 CVEs addressed in this release. .NET 11.0 is an STS release currently in the "go-live" support phase.
.NET Blog published “Introducing dotnetup: A toolchain manager for .NET” by Chet Husk on 2026-10-15. Here is what it covers and why it matters for Visual Studio & Tooling developers.
.NET Blog published “UWP and WinUI 3 apps: UI testing with MSTest” by Amaury Levé on 2026-10-05. Here is what it covers and why it matters for Runtime & Platform developers.
Visual Studio Blog published “Today I will… improve test coverage” by Aaron Powell on 2026-09-15. Here is what it covers and why it matters for Visual Studio & Tooling developers.
.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 It has since been superseded by .NET 11.0.0-rc.2.
The dotnet/efcore repository published v10.0.11 on 2026-08-11. The release notes list changes including: [release/10.0] Source code updates from dotnet/dotnet by @dotnet-maestro[bot] (#38453); [release/10.0] Source code updates from dotnet/dotnet by @dotnet-maestro[bot] (#38475).
.NET 11.0.0-preview.7 was released on 2026-08-11. It ships .NET Runtime 11.0.0-preview.7.26381.103, ASP.NET Core Runtime 11.0.0-preview.7.26381.103, SDK 11.0.100-preview.7.26381.103. .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 It has since been superseded by .NET 11.0.0-rc.2.
The microsoft/semantic-kernel repository published dotnet-1.79.0 on 2026-08-06. The release notes list changes including: fb137812c741b8d673ef331b2b517d028056b4bb .NET: Bump package version to 1.79.0 (#14275); 383d102346b7b29c929e0257ef672a48898b5f66 Bump .NET SDK from 10.0.301 to 10.0.302 (#14235).
The dotnet/extensions repository published v10.8.2 on 2026-07-23. The release notes list changes including: Move Microsoft.Extensions.VectorData.ConformanceTests to xUnit 3 #7636 by @adamsitnik (co-authored by @Copilot); @roji reviewed pull requests.
.NET 11.0.0-preview.6 was released on 2026-07-14. It ships .NET Runtime 11.0.0-preview.6.26359.118, ASP.NET Core Runtime 11.0.0-preview.6.26359.118, SDK 11.0.100-preview.6.26359.118. .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 11.0.0-preview.5 was released on 2026-06-09. It ships .NET Runtime 11.0.0-preview.5.26302.115, ASP.NET Core Runtime 11.0.0-preview.5.26302.115, SDK 11.0.100-preview.5.26302.115. .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 11.0.0-preview.4 was released on 2026-05-12. It ships .NET Runtime 11.0.0-preview.4.26230.115, ASP.NET Core Runtime 11.0.0-preview.4.26230.115, SDK 11.0.100-preview.4.26230.115. .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.