.NET 10 Release Candidate 1

[jamesmontemagno]

.NET 10 Release Candidate 1 is now available. This is our first of two release candidates which come with a go-live support license so you can confidently use this release for your production applications. This release of .NET 10 is supported in the new Visual Studio 2026 Insiders release alongside Visual Studio Code with the C# Dev Kit. Check out the full release notes below and get started today.

This release contains the following highlights and improvements.

📚Libraries

• Cryptography: ML-DSA External Mu
• Cryptography: Post Quantum Cryptography "API Complete"
• UTF-8 support for hex-string conversion
• Tensor, TensorSpan, and ReadOnlyTensorSpan
• Full Release Notes

⏱️Runtime

This release candidate is focused on quality improvements does not contain new Runtime features.

🛠️ SDK

This release candidate is focused on quality improvements and does not contain new SDK features.

C#

This release candidate is focused on quality improvements does not contain new C# features.

F#

This release candidate is focused on quality improvements does not contain new F# features.

Visual Basic

This release candidate is focused on quality improvements does not contain new Visual Basic features.

🌐 ASP.NET Core & Blazor

• Persistent component state support for enhanced navigation
• New ASP.NET Core Identity metrics
• Validation improvements for Minimal APIs and Blazor
• OpenAPI schema generation improvements
• Full Release Notes

📱 .NET MAUI

• Diagnostics and metrics tracking
• HybridWebView events
• RefreshView IsRefreshEnabled property
• .NET for Android: CoreCLR runtime experimental support
• Full Release Notes

🖥️ Windows Forms

• Dark Mode Now Fully Integrated
• Clarification on ControlStyles ApplyThemingImplicitlyUsage
• Several additional improvements to renderer, async, and state management
• Full Release Notes

🖥️ Windows Presentation Foundation (WPF)

This release candidate is focused on quality improvements does not contain new WPF features.

🎁 Entity Framework Core

• SQL Server vector search
• SQL Server JSON type support
• Cosmos full-text and hybrid search
• Complex types
• Padding for parameterized collections
• Full Release Notes

📦 Container Images

This release candidate is focused on quality improvements does not contain new container features.

🚀 Get started

To get started with .NET 10, install the .NET 10 SDK.

If you're on Windows, we recommend installing the latest version of Visual Studio 2026 Insiders. Read more about this new release on the Visual Studio blog and release notes.

You can also use Visual Studio Code and the C# Dev Kit extension with .NET 10.

🔔 Stay up-to-date with .NET 10

You can stay up-to-date with all the features of .NET 10 with:

• What's new in .NET 10
• What's new in C# 14
• What's new in .NET MAUI
• What's new in ASP.NET Core
• What's new in Entity Framework Core
• What's new in Windows Forms
• What's new in WPF
• Breaking Changes in .NET 10
• .NET 10 Releases

Additionally, be sure to subscribe to the GitHub Discussions RSS news feed for all release announcements.

[MagicAndre1981]

Can we use .NET10 only with VS2026?

[TETYYS]

yes it will work that's what you asked

[UweKeim]

There is a VS 2026? Any information on this?

[TETYYS]

https://visualstudio.microsoft.com/insiders/

[UweKeim]

Awesome! Thanks! I hope they've rewritten all the slow .NET Framework code in .NET to reach the performance of Rider.

[TETYYS]

They have not, but they did write about some unspecified increase in performance