README.md

.NET 9 - Release Notes

.NET 9 was released on November 12th, 2024. Find more information on new features released in .NET 9 by browsing through the release notes below:

• Libraries
• Runtime
• SDK

Feature Release Notes

• .NET MAUI
• ASP.NET Core
• C#
• EF Core and Data
• F#
• WinForms
• WPF

Get Started

Instructions on getting started with .NET 9 can be found in the getting started guide. Installers and binaries for .NET 9 can be found here on GitHub.

Announcements & Discussions

Celebrate the launch of .NET 9 and find out more through the .NET 9 Announcement blog.

Stay up-to-date

You can find a detailed overview of all new features in .NET 9:

• What's new in .NET 9: Runtime, Libraries, and SDK
• What's new in C# 13
• What's new in F# 9
• What's new in ASP.NET Core
• What's new in .NET Aspire
• What's new in .NET MAUI
• What's new in EF Core
• What's new in WPF
• What's new in Windows Forms

The latest .NET 9 release is always available at dotnet.microsoft.com and .NET 9 Releases.