Microsoft Dev Blogs

.NET 10 Preview 6 is now available!

thumbnail

Table of Contents


Libraries

  • Option to disallow duplicate JSON properties
  • Strict JSON serialization options
  • Post-Quantum Cryptography (PQC)

Runtime

  • Improved Code Generation for Struct Arguments
  • Improved Loop Inversion

SDK

  • Platform-specific .NET Tools
  • One-shot tool execution
  • New tool execution script
  • CLI introspection enhancements
  • File-based apps improvements

C#

  • No new features in this release

Visual Basic

  • No new features in this release

ASP.NET Core & Blazor

  • Automatic eviction from memory pool
  • Blazor WebAssembly preloading
  • Blazor build producing javascript bundler friendly output
  • Improved form validation for Blazor
  • NavigationManager.NotFound() functionality
  • Blazor diagnostics enhancements
  • Blazor Server state persistence
  • Passkey support to ASP.NET Core Identity
  • Minimal API validation integration with IProblemDetailsService

.NET MAUI

  • MediaPicker Enhancements
  • WebView Request Interception
  • Control and Layout Fixes

.NET for Android

  • Support for Android API levels 35 and 36
  • Interop performance enhancements
  • Binary size reduction
  • Diagnostics improvements

.NET for iOS, Mac Catalyst, macOS, tvOS

  • Updates to Apple platform SDKs aligned with Xcode 16.4
  • Improvements to binding generation, build reliability, and runtime behavior

Windows Forms

  • Quality improvements and build performance enhancements

Windows Presentation Foundation (WPF)

  • Quality improvements and build performance enhancements

Entity Framework Core

  • Quality improvements and build performance enhancements

Container Images

  • Quality improvements and build performance enhancements

Join us for .NET 10 Preview 6 Unboxed Live Stream

  • Live stream with the team to discuss new features and demos

.NET 10 Discussions

  • Engage with the team and community on dotnet/core GitHub Discussions

Stay up-to-date with .NET 10

  • 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
  • Subscribe to GitHub Discussions RSS feed for updates