{"id":1916,"date":"2025-04-10T21:27:15","date_gmt":"2025-04-10T21:27:15","guid":{"rendered":"https:\/\/rssfeedtelegrambot.bnaya.co.il\/index.php\/2025\/04\/10\/net-10-preview-3-is-now-available\/"},"modified":"2025-04-10T21:27:15","modified_gmt":"2025-04-10T21:27:15","slug":"net-10-preview-3-is-now-available","status":"publish","type":"post","link":"https:\/\/rssfeedtelegrambot.bnaya.co.il\/index.php\/2025\/04\/10\/net-10-preview-3-is-now-available\/","title":{"rendered":".NET 10 Preview 3 is now available!"},"content":{"rendered":"

Today, we are excited to announce the third<\/strong> preview release of .NET 10 with enhancements across the .NET Runtime, SDK, libraries, C#, ASP.NET Core, Blazor, .NET MAUI, and more. Check out the full release notes linked below and get started today.<\/p>\n\n

Download .NET 10 Preview 3<\/a><\/div>\n

This release contains the following improvements.<\/p>\n

Libraries<\/strong><\/h2>\n

Introduce an AOT-Safe Constructor for ValidationContext<\/a>
\nSupport for Telemetry Schema URLs in ActivitySource and Meter<\/a>
\nByte-Level Support in BPE Tokenizer<\/a>
\nDeterministic option for LightGBM Trainer in ML.NET<\/a>
\nTensor enhancements<\/a>
\nFull Release Notes<\/a><\/p>\n

Runtime<\/strong><\/h2>\n

Stack Allocation of Small Arrays of Reference Types<\/a>
\nImproved Code Layout<\/a>
\nFull Release Notes<\/a><\/p>\n

SDK<\/strong><\/h2>\n

The –interactive option is now\u2026interactive!<\/a>
\nNative Shell Tab-Completion scripts<\/a>
\nConsole apps can natively create container images<\/a>
\nExplicitly control the image format of containers<\/a>
\nSupport for Microsoft Testing Platform in dotnet test<\/a>
\nFull Release Notes<\/a><\/p>\n

C#<\/strong><\/h2>\n

Extension members<\/a>
\nNull-conditional assignment<\/a>
\nFull Release Notes<\/a><\/p>\n

F#<\/strong><\/h2>\n

This release you will find updates across the F# language<\/a>, FSharp.Core standard library<\/a>, and FSharp.Compiler.Service<\/a>.<\/p>\n

Visual Basic<\/strong><\/h2>\n

No new features added in this preview release.
\nFull Release Notes<\/a><\/p>\n

ASP.NET Core & Blazor<\/strong><\/h2>\n

Declarative model for persisting state from components and services<\/a>
\nReference fingerprinted static web assets in standalone Blazor WebAssembly apps<\/a>
\nHttpClient response streaming enabled by default on WebAssembly<\/a>
\nDisableMatchAllIgnoresLeftUriPart app context switch renamed to EnableMatchAllForQueryStringAndFragment<\/a>
\nSet the environment at build-time for standalone Blazor WebAssembly apps<\/a>
\nValidation support in minimal APIs<\/a>
\nOpenAPI support enabled by default in the ASP.NET Core Web API (native AOT) template<\/a>
\nSupport for Server-Sent Events (SSE)<\/a>
\nFull Release Notes<\/a><\/p>\n

.NET MAUI<\/strong><\/h2>\n

Fullscreen video playback<\/a>
\nGeolocation IsEnabled<\/a>
\nWebAuthenticator CancellationToken<\/a>
\nPerformance improvements<\/a>
\nFull Release Notes<\/a><\/p>\n

.NET for Android<\/strong><\/h3>\n

This release was focused on quality improvements, build performance, and experimental runtimes. A detailed list can be found on dotnet\/android GitHub releases<\/a>.<\/p>\n

.NET for iOS, Mac Catalyst, macOS, tvOS<\/strong><\/h3>\n

This release includes support for Xcode 16.3 Release Candidate<\/strong> and is focused on quality improvements. A detailed list can be found on dotnet\/macios GitHub releases<\/a> including a list of Known issues<\/a>.<\/p>\n

Windows Forms<\/strong><\/h2>\n

This release is focused on several quality and engineering improvements. See the full release notes<\/a> for details.<\/p>\n

Windows Presentation Foundation (WPF)<\/strong><\/h2>\n

This release includes Fluent style changes<\/a> alongside several performance<\/a> & quality improvements<\/a>. See the full release notes<\/a> for details.<\/p>\n

Entity Framework Core<\/strong><\/h2>\n

Improved experience when evolving the model on Azure Cosmos DB for NoSQL<\/a>
\nSmall improvements to redact inlined constants from logs and to LoadExtension<\/a>
\nFull Release Notes<\/a><\/p>\n

Container Images<\/strong><\/h2>\n

No new features added in this preview release.
\nFull Release Notes<\/a><\/p>\n

Get started<\/h2>\n

To get started with .NET 10, install the .NET 10 SDK<\/a>.<\/p>\n

If you\u2019re on Windows using Visual Studio, we recommend installing the latest Visual Studio 2022 preview<\/a>. You can also use Visual Studio Code and the C# Dev Kit<\/a> extension with .NET 10.<\/p>\n

Join us for .NET 10 Preview 3 Unboxed Live Stream<\/h2>\n

Join us for a live stream unboxing with the team to discuss what\u2019s new in this preview release, with live demos from the dev team!<\/p>\n\n

.NET 10 Discussions<\/h2>\n

The team has been making monthly announcements<\/a> alongside full release notes<\/a> on the dotnet\/core GitHub Discussions<\/a> and has seen great engagement and feedback from the community.<\/p>\n

Stay up-to-date with .NET 10<\/h2>\n

You can stay up-to-date with all the features of .NET 10 with:<\/p>\n

What\u2019s new in .NET 10<\/a>
\nWhat\u2019s new in C# 14<\/a>
\nWhat\u2019s new in .NET MAUI<\/a>
\nWhat\u2019s new in ASP.NET Core<\/a>
\nWhat\u2019s new in Entity Framework Core<\/a>
\nWhat\u2019s new in Windows Forms<\/a>
\nWhat\u2019s new in WPF<\/a>
\nBreaking Changes in .NET 10<\/a>
\n.NET 10 Releases<\/a><\/p>\n

Additionally, be sure to subscribe to the GitHub Discussions RSS news feed<\/a> for all release announcements.<\/p>\n

We want your feedback, so head over to the .NET 10 Preview 3 GitHub Discussion<\/a> to discuss features and give feedback for this release.<\/p>\n

The post .NET 10 Preview 3 is now available!<\/a> appeared first on .NET Blog<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"

Today, we are excited to announce the third preview release of .NET 10 with enhancements across the .NET Runtime, SDK, […]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[7],"tags":[],"class_list":["post-1916","post","type-post","status-publish","format-standard","hentry","category-dotnet"],"_links":{"self":[{"href":"https:\/\/rssfeedtelegrambot.bnaya.co.il\/index.php\/wp-json\/wp\/v2\/posts\/1916","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rssfeedtelegrambot.bnaya.co.il\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rssfeedtelegrambot.bnaya.co.il\/index.php\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/rssfeedtelegrambot.bnaya.co.il\/index.php\/wp-json\/wp\/v2\/comments?post=1916"}],"version-history":[{"count":0,"href":"https:\/\/rssfeedtelegrambot.bnaya.co.il\/index.php\/wp-json\/wp\/v2\/posts\/1916\/revisions"}],"wp:attachment":[{"href":"https:\/\/rssfeedtelegrambot.bnaya.co.il\/index.php\/wp-json\/wp\/v2\/media?parent=1916"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rssfeedtelegrambot.bnaya.co.il\/index.php\/wp-json\/wp\/v2\/categories?post=1916"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rssfeedtelegrambot.bnaya.co.il\/index.php\/wp-json\/wp\/v2\/tags?post=1916"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}