Download .NET 9.0

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Security patch Tooltip: This release contains fixes for security issues. If using an older patch release, you should upgrade to get these fixes.
Release notes
Latest release date
April 8, 2025

Build apps - SDK

Tooltip: Do you want to build apps? The software development kit (SDK) includes everything you need to build and run .NET applications, using command-line tools and any editor (like Visual Studio).

SDK 9.0.203

Downloads for .NET 9.0 SDK (v9.0.203)
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Visual Studio support
Visual Studio 2022 (v17.13)
Included in
Visual Studio 17.13.6
Included runtimes
.NET Runtime 9.0.4
ASP.NET Core Runtime 9.0.4
.NET Desktop Runtime 9.0.4
Language support
C# 12.0
F# 8.0
Visual Basic 16.9

SDK 9.0.105

Downloads for .NET 9.0 SDK (v9.0.105)
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Visual Studio support
Visual Studio 2022 (v17.12)
Included in
Visual Studio 17.12.7
Included runtimes
.NET Runtime 9.0.4
ASP.NET Core Runtime 9.0.4
.NET Desktop Runtime 9.0.4
Language support
C# 12.0
F# 8.0
Visual Basic 16.9

Run apps - Runtime

Tooltip: Do you want to run apps? The runtime includes everything you need to run .NET applications. The runtime is also included in the SDK.

ASP.NET Core Runtime 9.0.4

The ASP.NET Core Runtime enables you to run existing web/server applications. On Windows, we recommend installing the Hosting Bundle, which includes the .NET Runtime and IIS support.

IIS runtime support (ASP.NET Core Module v2)
19.0.25073.4
Downloads for ASP.NET Core 9.0 Runtime (v9.0.4)
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.NET Desktop Runtime 9.0.4

The .NET Desktop Runtime enables you to run existing Windows desktop applications. This release includes the .NET Runtime; you don't need to install it separately.

Downloads for .NET 9.0 Desktop Runtime (v9.0.4)
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.NET Runtime 9.0.4

The .NET Runtime contains just the components needed to run a console app. Typically, you'd also install either the ASP.NET Core Runtime or .NET Desktop Runtime.

Downloads for .NET 9.0 Runtime (v9.0.4)
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Security patch Tooltip: This release contains fixes for security issues. If using an older patch release, you should upgrade to get these fixes.
Release notes
Latest release date
March 11, 2025

Build apps - SDK

Tooltip: Do you want to build apps? The software development kit (SDK) includes everything you need to build and run .NET applications, using command-line tools and any editor (like Visual Studio).

SDK 9.0.202

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Included runtimes
.NET Runtime 9.0.3
ASP.NET Core Runtime 9.0.3
.NET Desktop Runtime 9.0.3
Language support
C# 13.0
F# 9.0
Visual Basic 17.13

SDK 9.0.201

Downloads for .NET 9.0 SDK (v9.0.201)
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Visual Studio support
Visual Studio 2022 (v17.13)
Included in
Visual Studio 17.13.3
Included runtimes
.NET Runtime 9.0.3
ASP.NET Core Runtime 9.0.3
.NET Desktop Runtime 9.0.3
Language support
C# 13.0
F# 9.0
Visual Basic 17.13

SDK 9.0.104

Downloads for .NET 9.0 SDK (v9.0.104)
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Visual Studio support
Visual Studio 2022 (v17.12)
Included in
Visual Studio 17.12.6
Included runtimes
.NET Runtime 9.0.3
ASP.NET Core Runtime 9.0.3
.NET Desktop Runtime 9.0.3
Language support
C# 13.0
F# 9.0
Visual Basic 17.13

Run apps - Runtime

Tooltip: Do you want to run apps? The runtime includes everything you need to run .NET applications. The runtime is also included in the SDK.

ASP.NET Core Runtime 9.0.3

The ASP.NET Core Runtime enables you to run existing web/server applications. On Windows, we recommend installing the Hosting Bundle, which includes the .NET Runtime and IIS support.

IIS runtime support (ASP.NET Core Module v2)
19.0.25044.3
Downloads for ASP.NET Core 9.0 Runtime (v9.0.3)
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.NET Desktop Runtime 9.0.3

The .NET Desktop Runtime enables you to run existing Windows desktop applications. This release includes the .NET Runtime; you don't need to install it separately.

Downloads for .NET 9.0 Desktop Runtime (v9.0.3)
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.NET Runtime 9.0.3

The .NET Runtime contains just the components needed to run a console app. Typically, you'd also install either the ASP.NET Core Runtime or .NET Desktop Runtime.

Downloads for .NET 9.0 Runtime (v9.0.3)
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Release notes
Latest release date
February 11, 2025

Build apps - SDK

Tooltip: Do you want to build apps? The software development kit (SDK) includes everything you need to build and run .NET applications, using command-line tools and any editor (like Visual Studio).

SDK 9.0.200

Downloads for .NET 9.0 SDK (v9.0.200)
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Visual Studio support
Visual Studio 2022 (v17.13)
Included in
Visual Studio 17.13.0
Included runtimes
.NET Runtime 9.0.2
ASP.NET Core Runtime 9.0.2
.NET Desktop Runtime 9.0.2
Language support
C# 13.0
F# 9.0
Visual Basic 17.13

SDK 9.0.103

Downloads for .NET 9.0 SDK (v9.0.103)
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Visual Studio support
Visual Studio 2022 (v17.12)
Included in
Visual Studio 17.12.5
Included runtimes
.NET Runtime 9.0.2
ASP.NET Core Runtime 9.0.2
.NET Desktop Runtime 9.0.2
Language support
C# 13.0
F# 9.0
Visual Basic 16.9

Run apps - Runtime

Tooltip: Do you want to run apps? The runtime includes everything you need to run .NET applications. The runtime is also included in the SDK.

ASP.NET Core Runtime 9.0.2

The ASP.NET Core Runtime enables you to run existing web/server applications. On Windows, we recommend installing the Hosting Bundle, which includes the .NET Runtime and IIS support.

IIS runtime support (ASP.NET Core Module v2)
19.0.25017.2
Downloads for ASP.NET Core 9.0 Runtime (v9.0.2)
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.NET Desktop Runtime 9.0.2

The .NET Desktop Runtime enables you to run existing Windows desktop applications. This release includes the .NET Runtime; you don't need to install it separately.

Downloads for .NET 9.0 Desktop Runtime (v9.0.2)
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.NET Runtime 9.0.2

The .NET Runtime contains just the components needed to run a console app. Typically, you'd also install either the ASP.NET Core Runtime or .NET Desktop Runtime.

Downloads for .NET 9.0 Runtime (v9.0.2)
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Security patch Tooltip: This release contains fixes for security issues. If using an older patch release, you should upgrade to get these fixes.
Release notes
Latest release date
January 14, 2025

Build apps - SDK

Tooltip: Do you want to build apps? The software development kit (SDK) includes everything you need to build and run .NET applications, using command-line tools and any editor (like Visual Studio).

SDK 9.0.102

Downloads for .NET 9.0 SDK (v9.0.102)
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Visual Studio support
Visual Studio 2022 (v17.12)
Included in
Visual Studio 17.12.4
Included runtimes
.NET Runtime 9.0.1
ASP.NET Core Runtime 9.0.1
.NET Desktop Runtime 9.0.1
Language support
C# 13.0
F# 9.0
Visual Basic 16.9

Run apps - Runtime

Tooltip: Do you want to run apps? The runtime includes everything you need to run .NET applications. The runtime is also included in the SDK.

ASP.NET Core Runtime 9.0.1

The ASP.NET Core Runtime enables you to run existing web/server applications. On Windows, we recommend installing the Hosting Bundle, which includes the .NET Runtime and IIS support.

IIS runtime support (ASP.NET Core Module v2)
19.0.24346.1
Downloads for ASP.NET Core 9.0 Runtime (v9.0.1)
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.NET Desktop Runtime 9.0.1

The .NET Desktop Runtime enables you to run existing Windows desktop applications. This release includes the .NET Runtime; you don't need to install it separately.

Downloads for .NET 9.0 Desktop Runtime (v9.0.1)
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Windows x64 | x86 | Arm64 | winget instructions

.NET Runtime 9.0.1

The .NET Runtime contains just the components needed to run a console app. Typically, you'd also install either the ASP.NET Core Runtime or .NET Desktop Runtime.

Downloads for .NET 9.0 Runtime (v9.0.1)
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Security patch Tooltip: This release contains fixes for security issues. If using an older patch release, you should upgrade to get these fixes.
Release notes
Latest release date
December 3, 2024

Build apps - SDK

Tooltip: Do you want to build apps? The software development kit (SDK) includes everything you need to build and run .NET applications, using command-line tools and any editor (like Visual Studio).

SDK 9.0.101

Downloads for .NET 9.0 SDK (v9.0.101)
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All dotnet-install scripts
Visual Studio support
Visual Studio 2022 (v17.12)
Included in
Visual Studio 17.12.3
Included runtimes
.NET Runtime 9.0.0
ASP.NET Core Runtime 9.0.0
.NET Desktop Runtime 9.0.0
Language support
C# 13.0
F# 9.0
Visual Basic 16.9

SDK 9.0.100

Downloads for .NET 9.0 SDK (v9.0.100)
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All dotnet-install scripts
Visual Studio support
Visual Studio 2022 (v17.12)
Included in
Visual Studio 17.12
Included runtimes
.NET Runtime 9.0.0
ASP.NET Core Runtime 9.0.0
.NET Desktop Runtime 9.0.0
Language support
C# 13.0
F# 9.0
Visual Basic 16.9

Run apps - Runtime

Tooltip: Do you want to run apps? The runtime includes everything you need to run .NET applications. The runtime is also included in the SDK.

ASP.NET Core Runtime 9.0.0

The ASP.NET Core Runtime enables you to run existing web/server applications. On Windows, we recommend installing the Hosting Bundle, which includes the .NET Runtime and IIS support.

IIS runtime support (ASP.NET Core Module v2)
19.0.24303.0
Downloads for ASP.NET Core 9.0 Runtime (v9.0.0)
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Linux Package manager instructions Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64
Windows x64 | x86 | Arm64 | Hosting Bundle | winget instructions x64 | x86 | Arm64

.NET Desktop Runtime 9.0.0

The .NET Desktop Runtime enables you to run existing Windows desktop applications. This release includes the .NET Runtime; you don't need to install it separately.

Downloads for .NET 9.0 Desktop Runtime (v9.0.0)
OS Installers Binaries
Windows x64 | x86 | Arm64 | winget instructions

.NET Runtime 9.0.0

The .NET Runtime contains just the components needed to run a console app. Typically, you'd also install either the ASP.NET Core Runtime or .NET Desktop Runtime.

Downloads for .NET 9.0 Runtime (v9.0.0)
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All dotnet-install scripts
Go-live Tooltip: Go-live releases are supported by Microsoft in production. These are typically our release candidate builds, just before the generally available (GA) release. Security patch Tooltip: This release contains fixes for security issues. If using an older patch release, you should upgrade to get these fixes.
Release notes
Latest release date
October 8, 2024

Build apps - SDK

Tooltip: Do you want to build apps? The software development kit (SDK) includes everything you need to build and run .NET applications, using command-line tools and any editor (like Visual Studio).

SDK 9.0.100-rc.2

Downloads for .NET 9.0 SDK (v9.0.100-rc.2)
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Full version
9.0.100-rc.2.24474.11
Visual Studio support
Visual Studio 2022 (v17.12 latest preview)
Included runtimes
.NET Runtime 9.0.0-rc.2.24473.5
ASP.NET Core Runtime 9.0.0-rc.2.24474.3
.NET Desktop Runtime 9.0.0-rc.2.24474.4
Language support
C# 13.0
F# 8.0
Visual Basic 16.9

Run apps - Runtime

Tooltip: Do you want to run apps? The runtime includes everything you need to run .NET applications. The runtime is also included in the SDK.

ASP.NET Core Runtime 9.0.0-rc.2

The ASP.NET Core Runtime enables you to run existing web/server applications. On Windows, we recommend installing the Hosting Bundle, which includes the .NET Runtime and IIS support.

Full version
9.0.0-rc.2.24474.3
IIS runtime support (ASP.NET Core Module v2)
19.0.24268.0
Downloads for ASP.NET Core 9.0 Runtime (v9.0.0-rc.2)
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macOS Arm64 | x64
Windows x64 | x86 | Arm64 | Hosting Bundle | winget instructions x64 | x86 | Arm64

.NET Desktop Runtime 9.0.0-rc.2

The .NET Desktop Runtime enables you to run existing Windows desktop applications. This release includes the .NET Runtime; you don't need to install it separately.

Full version
9.0.0-rc.2.24474.4
Downloads for .NET 9.0 Desktop Runtime (v9.0.0-rc.2)
OS Installers Binaries
Windows x64 | x86 | Arm64 | winget instructions

.NET Runtime 9.0.0-rc.2

The .NET Runtime contains just the components needed to run a console app. Typically, you'd also install either the ASP.NET Core Runtime or .NET Desktop Runtime.

Full version
9.0.0-rc.2.24473.5
Downloads for .NET 9.0 Runtime (v9.0.0-rc.2)
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Go-live Tooltip: Go-live releases are supported by Microsoft in production. These are typically our release candidate builds, just before the generally available (GA) release.
Release notes
Latest release date
September 10, 2024

Build apps - SDK

Tooltip: Do you want to build apps? The software development kit (SDK) includes everything you need to build and run .NET applications, using command-line tools and any editor (like Visual Studio).

SDK 9.0.100-rc.1

Downloads for .NET 9.0 SDK (v9.0.100-rc.1)
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Full version
9.0.100-rc.1.24452.12
Included runtimes
.NET Runtime 9.0.0-rc.1.24431.7
ASP.NET Core Runtime 9.0.0-rc.1.24452.1
.NET Desktop Runtime 9.0.0-rc.1.24452.1
Language support
C# 13.0
F# 8.0
Visual Basic 16.9

Run apps - Runtime

Tooltip: Do you want to run apps? The runtime includes everything you need to run .NET applications. The runtime is also included in the SDK.

ASP.NET Core Runtime 9.0.0-rc.1

The ASP.NET Core Runtime enables you to run existing web/server applications. On Windows, we recommend installing the Hosting Bundle, which includes the .NET Runtime and IIS support.

Full version
9.0.0-rc.1.24452.1
IIS runtime support (ASP.NET Core Module v2)
19.0.24246.0
Downloads for ASP.NET Core 9.0 Runtime (v9.0.0-rc.1)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64
Windows x64 | x86 | Arm64 | Hosting Bundle | winget instructions x64 | x86 | Arm64

.NET Desktop Runtime 9.0.0-rc.1

The .NET Desktop Runtime enables you to run existing Windows desktop applications. This release includes the .NET Runtime; you don't need to install it separately.

Full version
9.0.0-rc.1.24452.1
Downloads for .NET 9.0 Desktop Runtime (v9.0.0-rc.1)
OS Installers Binaries
Windows x64 | x86 | Arm64 | winget instructions

.NET Runtime 9.0.0-rc.1

The .NET Runtime contains just the components needed to run a console app. Typically, you'd also install either the ASP.NET Core Runtime or .NET Desktop Runtime.

Full version
9.0.0-rc.1.24431.7
Downloads for .NET 9.0 Runtime (v9.0.0-rc.1)
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Preview Tooltip: Preview releases provide early access to features that are currently under development. These releases are generally not supported for production use.
Release notes
Latest release date
August 13, 2024

Build apps - SDK

Tooltip: Do you want to build apps? The software development kit (SDK) includes everything you need to build and run .NET applications, using command-line tools and any editor (like Visual Studio).

SDK 9.0.100-preview.7

Downloads for .NET 9.0 SDK (v9.0.100-preview.7)
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Full version
9.0.100-preview.7.24407.12
Included runtimes
.NET Runtime 9.0.0-preview.7.24405.7
ASP.NET Core Runtime 9.0.0-preview.7.24406.2
.NET Desktop Runtime 9.0.0-preview.7.24405.2
Language support
C# 12.0
F# 8.0
Visual Basic 16.9

Run apps - Runtime

Tooltip: Do you want to run apps? The runtime includes everything you need to run .NET applications. The runtime is also included in the SDK.

ASP.NET Core Runtime 9.0.0-preview.7

The ASP.NET Core Runtime enables you to run existing web/server applications. On Windows, we recommend installing the Hosting Bundle, which includes the .NET Runtime and IIS support.

Full version
9.0.0-preview.7.24406.2
IIS runtime support (ASP.NET Core Module v2)
19.0.24219.0
Downloads for ASP.NET Core 9.0 Runtime (v9.0.0-preview.7)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64
Windows x64 | x86 | Arm64 | Hosting Bundle | winget instructions x64 | x86 | Arm64

.NET Desktop Runtime 9.0.0-preview.7

The .NET Desktop Runtime enables you to run existing Windows desktop applications. This release includes the .NET Runtime; you don't need to install it separately.

Full version
9.0.0-preview.7.24405.2
Downloads for .NET 9.0 Desktop Runtime (v9.0.0-preview.7)
OS Installers Binaries
Windows x64 | x86 | Arm64 | winget instructions

.NET Runtime 9.0.0-preview.7

The .NET Runtime contains just the components needed to run a console app. Typically, you'd also install either the ASP.NET Core Runtime or .NET Desktop Runtime.

Full version
9.0.0-preview.7.24405.7
Downloads for .NET 9.0 Runtime (v9.0.0-preview.7)
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Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
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Windows x64 | x86 | Arm64 | winget instructions x64 | x86 | Arm64
All dotnet-install scripts
Preview Tooltip: Preview releases provide early access to features that are currently under development. These releases are generally not supported for production use.
Release notes
Latest release date
July 9, 2024

Build apps - SDK

Tooltip: Do you want to build apps? The software development kit (SDK) includes everything you need to build and run .NET applications, using command-line tools and any editor (like Visual Studio).

SDK 9.0.100-preview.6

Downloads for .NET 9.0 SDK (v9.0.100-preview.6)
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Full version
9.0.100-preview.6.24328.19
Included runtimes
.NET Runtime 9.0.0-preview.6.24327.7
ASP.NET Core Runtime 9.0.0-preview.6.24328.4
.NET Desktop Runtime 9.0.0-preview.6.24327.6
Language support
C# 12.0
F# 8.0
Visual Basic 16.9

Run apps - Runtime

Tooltip: Do you want to run apps? The runtime includes everything you need to run .NET applications. The runtime is also included in the SDK.

ASP.NET Core Runtime 9.0.0-preview.6

The ASP.NET Core Runtime enables you to run existing web/server applications. On Windows, we recommend installing the Hosting Bundle, which includes the .NET Runtime and IIS support.

Full version
9.0.0-preview.6.24328.4
IIS runtime support (ASP.NET Core Module v2)
19.0.24180.0
Downloads for ASP.NET Core 9.0 Runtime (v9.0.0-preview.6)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64
Windows x64 | x86 | Arm64 | Hosting Bundle | winget instructions x64 | x86 | Arm64

.NET Desktop Runtime 9.0.0-preview.6

The .NET Desktop Runtime enables you to run existing Windows desktop applications. This release includes the .NET Runtime; you don't need to install it separately.

Full version
9.0.0-preview.6.24327.6
Downloads for .NET 9.0 Desktop Runtime (v9.0.0-preview.6)
OS Installers Binaries
Windows x64 | x86 | Arm64 | winget instructions

.NET Runtime 9.0.0-preview.6

The .NET Runtime contains just the components needed to run a console app. Typically, you'd also install either the ASP.NET Core Runtime or .NET Desktop Runtime.

Full version
9.0.0-preview.6.24327.7
Downloads for .NET 9.0 Runtime (v9.0.0-preview.6)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64 Arm64 | x64
Windows x64 | x86 | Arm64 | winget instructions x64 | x86 | Arm64
All dotnet-install scripts
Preview Tooltip: Preview releases provide early access to features that are currently under development. These releases are generally not supported for production use.
Release notes
Latest release date
June 11, 2024

Build apps - SDK

Tooltip: Do you want to build apps? The software development kit (SDK) includes everything you need to build and run .NET applications, using command-line tools and any editor (like Visual Studio).

SDK 9.0.100-preview.5

Downloads for .NET 9.0 SDK (v9.0.100-preview.5)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64 Arm64 | x64
Windows x64 | x86 | Arm64 | winget instructions x64 | x86 | Arm64
All dotnet-install scripts
Full version
9.0.100-preview.5.24307.3
Included runtimes
.NET Runtime 9.0.0-preview.5.24306.7
ASP.NET Core Runtime 9.0.0-preview.5.24306.11
.NET Desktop Runtime 9.0.0-preview.5.24306.8
Language support
C# 12.0
F# 8.0
Visual Basic 16.9

Run apps - Runtime

Tooltip: Do you want to run apps? The runtime includes everything you need to run .NET applications. The runtime is also included in the SDK.

ASP.NET Core Runtime 9.0.0-preview.5

The ASP.NET Core Runtime enables you to run existing web/server applications. On Windows, we recommend installing the Hosting Bundle, which includes the .NET Runtime and IIS support.

Full version
9.0.0-preview.5.24306.11
IIS runtime support (ASP.NET Core Module v2)
19.0.24159.0
Downloads for ASP.NET Core 9.0 Runtime (v9.0.0-preview.5)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64
Windows x64 | x86 | Arm64 | Hosting Bundle | winget instructions x64 | x86 | Arm64

.NET Desktop Runtime 9.0.0-preview.5

The .NET Desktop Runtime enables you to run existing Windows desktop applications. This release includes the .NET Runtime; you don't need to install it separately.

Full version
9.0.0-preview.5.24306.8
Downloads for .NET 9.0 Desktop Runtime (v9.0.0-preview.5)
OS Installers Binaries
Windows x64 | x86 | Arm64 | winget instructions

.NET Runtime 9.0.0-preview.5

The .NET Runtime contains just the components needed to run a console app. Typically, you'd also install either the ASP.NET Core Runtime or .NET Desktop Runtime.

Full version
9.0.0-preview.5.24306.7
Downloads for .NET 9.0 Runtime (v9.0.0-preview.5)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64 Arm64 | x64
Windows x64 | x86 | Arm64 | winget instructions x64 | x86 | Arm64
All dotnet-install scripts
Preview Tooltip: Preview releases provide early access to features that are currently under development. These releases are generally not supported for production use.
Release notes
Latest release date
May 21, 2024

Build apps - SDK

Tooltip: Do you want to build apps? The software development kit (SDK) includes everything you need to build and run .NET applications, using command-line tools and any editor (like Visual Studio).

SDK 9.0.100-preview.4

Downloads for .NET 9.0 SDK (v9.0.100-preview.4)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64 Arm64 | x64
Windows x64 | x86 | Arm64 | winget instructions x64 | x86 | Arm64
All dotnet-install scripts
Full version
9.0.100-preview.4.24267.66
Included runtimes
.NET Runtime 9.0.0-preview.4.24266.19
ASP.NET Core Runtime 9.0.0-preview.4.24267.6
.NET Desktop Runtime 9.0.0-preview.4.24267.11
Language support
C# 12.0
F# 8.0
Visual Basic 16.9

Run apps - Runtime

Tooltip: Do you want to run apps? The runtime includes everything you need to run .NET applications. The runtime is also included in the SDK.

ASP.NET Core Runtime 9.0.0-preview.4

The ASP.NET Core Runtime enables you to run existing web/server applications. On Windows, we recommend installing the Hosting Bundle, which includes the .NET Runtime and IIS support.

Full version
9.0.0-preview.4.24267.6
IIS runtime support (ASP.NET Core Module v2)
19.0.24138.0
Downloads for ASP.NET Core 9.0 Runtime (v9.0.0-preview.4)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64
Windows x64 | x86 | Arm64 | Hosting Bundle | winget instructions x64 | x86 | Arm64

.NET Desktop Runtime 9.0.0-preview.4

The .NET Desktop Runtime enables you to run existing Windows desktop applications. This release includes the .NET Runtime; you don't need to install it separately.

Full version
9.0.0-preview.4.24267.11
Downloads for .NET 9.0 Desktop Runtime (v9.0.0-preview.4)
OS Installers Binaries
Windows x64 | x86 | Arm64 | winget instructions

.NET Runtime 9.0.0-preview.4

The .NET Runtime contains just the components needed to run a console app. Typically, you'd also install either the ASP.NET Core Runtime or .NET Desktop Runtime.

Full version
9.0.0-preview.4.24266.19
Downloads for .NET 9.0 Runtime (v9.0.0-preview.4)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64 Arm64 | x64
Windows x64 | x86 | Arm64 | winget instructions x64 | x86 | Arm64
All dotnet-install scripts
Preview Tooltip: Preview releases provide early access to features that are currently under development. These releases are generally not supported for production use.
Release notes
Latest release date
April 11, 2024

Build apps - SDK

Tooltip: Do you want to build apps? The software development kit (SDK) includes everything you need to build and run .NET applications, using command-line tools and any editor (like Visual Studio).

SDK 9.0.100-preview.3

Downloads for .NET 9.0 SDK (v9.0.100-preview.3)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64 Arm64 | x64
Windows x64 | x86 | Arm64 | winget instructions x64 | x86 | Arm64
All dotnet-install scripts
Full version
9.0.100-preview.3.24204.13
Included runtimes
.NET Runtime 9.0.0-preview.3.24172.9
ASP.NET Core Runtime 9.0.0-preview.3.24172.13
.NET Desktop Runtime 9.0.0-preview.3.24175.3
Language support
C# 12.0
F# 8.0
Visual Basic 16.9

Run apps - Runtime

Tooltip: Do you want to run apps? The runtime includes everything you need to run .NET applications. The runtime is also included in the SDK.

ASP.NET Core Runtime 9.0.0-preview.3

The ASP.NET Core Runtime enables you to run existing web/server applications. On Windows, we recommend installing the Hosting Bundle, which includes the .NET Runtime and IIS support.

Full version
9.0.0-preview.3.24172.13
IIS runtime support (ASP.NET Core Module v2)
19.0.24083.0
Downloads for ASP.NET Core 9.0 Runtime (v9.0.0-preview.3)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64
Windows x64 | x86 | Hosting Bundle | winget instructions x64 | x86 | Arm64

.NET Desktop Runtime 9.0.0-preview.3

The .NET Desktop Runtime enables you to run existing Windows desktop applications. This release includes the .NET Runtime; you don't need to install it separately.

Full version
9.0.0-preview.3.24175.3
Downloads for .NET 9.0 Desktop Runtime (v9.0.0-preview.3)
OS Installers Binaries
Windows x64 | x86 | Arm64 | winget instructions

.NET Runtime 9.0.0-preview.3

The .NET Runtime contains just the components needed to run a console app. Typically, you'd also install either the ASP.NET Core Runtime or .NET Desktop Runtime.

Full version
9.0.0-preview.3.24172.9
Downloads for .NET 9.0 Runtime (v9.0.0-preview.3)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64 Arm64 | x64
Windows x64 | x86 | Arm64 | winget instructions x64 | x86 | Arm64
All dotnet-install scripts
Preview Tooltip: Preview releases provide early access to features that are currently under development. These releases are generally not supported for production use.
Release notes
Latest release date
March 12, 2024

Build apps - SDK

Tooltip: Do you want to build apps? The software development kit (SDK) includes everything you need to build and run .NET applications, using command-line tools and any editor (like Visual Studio).

SDK 9.0.100-preview.2

Downloads for .NET 9.0 SDK (v9.0.100-preview.2)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64 Arm64 | x64
Windows x64 | x86 | Arm64 | winget instructions x64 | x86 | Arm64
All dotnet-install scripts
Full version
9.0.100-preview.2.24157.14
Included runtimes
.NET Runtime 9.0.0-preview.2.24128.5
ASP.NET Core Runtime 9.0.0-preview.2.24128.4
.NET Desktop Runtime 9.0.0-preview.2.24128.10
Language support
C# 12.0
F# 8.0
Visual Basic 16.9

Run apps - Runtime

Tooltip: Do you want to run apps? The runtime includes everything you need to run .NET applications. The runtime is also included in the SDK.

ASP.NET Core Runtime 9.0.0-preview.2

The ASP.NET Core Runtime enables you to run existing web/server applications. On Windows, we recommend installing the Hosting Bundle, which includes the .NET Runtime and IIS support.

Full version
9.0.0-preview.2.24128.4
IIS runtime support (ASP.NET Core Module v2)
19.0.24060.0
Downloads for ASP.NET Core 9.0 Runtime (v9.0.0-preview.2)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64
Windows x64 | x86 | Hosting Bundle | winget instructions x64 | x86 | Arm64

.NET Desktop Runtime 9.0.0-preview.2

The .NET Desktop Runtime enables you to run existing Windows desktop applications. This release includes the .NET Runtime; you don't need to install it separately.

Full version
9.0.0-preview.2.24128.10
Downloads for .NET 9.0 Desktop Runtime (v9.0.0-preview.2)
OS Installers Binaries
Windows x64 | x86 | Arm64 | winget instructions

.NET Runtime 9.0.0-preview.2

The .NET Runtime contains just the components needed to run a console app. Typically, you'd also install either the ASP.NET Core Runtime or .NET Desktop Runtime.

Full version
9.0.0-preview.2.24128.5
Downloads for .NET 9.0 Runtime (v9.0.0-preview.2)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64 Arm64 | x64
Windows x64 | x86 | Arm64 | winget instructions x64 | x86 | Arm64
All dotnet-install scripts
Preview Tooltip: Preview releases provide early access to features that are currently under development. These releases are generally not supported for production use.
Release notes
Latest release date
February 13, 2024

Build apps - SDK

Tooltip: Do you want to build apps? The software development kit (SDK) includes everything you need to build and run .NET applications, using command-line tools and any editor (like Visual Studio).

SDK 9.0.100-preview.1

Downloads for .NET 9.0 SDK (v9.0.100-preview.1)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64 Arm64 | x64
Windows x64 | x86 | Arm64 | winget instructions x64 | x86 | Arm64
All dotnet-install scripts
Full version
9.0.100-preview.1.24101.2
Visual Studio support
Visual Studio 2022 (v17.10 Preview 1)
Included runtimes
.NET Runtime 9.0.0-preview.1.24080.9
ASP.NET Core Runtime 9.0.0-preview.1.24081.5
.NET Desktop Runtime 9.0.0-preview.1.24081.3
Language support
C# 12.0
F# 8.0
Visual Basic 16.9

Run apps - Runtime

Tooltip: Do you want to run apps? The runtime includes everything you need to run .NET applications. The runtime is also included in the SDK.

ASP.NET Core Runtime 9.0.0-preview.1

The ASP.NET Core Runtime enables you to run existing web/server applications. On Windows, we recommend installing the Hosting Bundle, which includes the .NET Runtime and IIS support.

Full version
9.0.0-preview.1.24081.5
IIS runtime support (ASP.NET Core Module v2)
19.0.24031.0
Downloads for ASP.NET Core 9.0 Runtime (v9.0.0-preview.1)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64
Windows x64 | x86 | Hosting Bundle | winget instructions x64 | x86 | Arm64

.NET Desktop Runtime 9.0.0-preview.1

The .NET Desktop Runtime enables you to run existing Windows desktop applications. This release includes the .NET Runtime; you don't need to install it separately.

Full version
9.0.0-preview.1.24081.3
Downloads for .NET 9.0 Desktop Runtime (v9.0.0-preview.1)
OS Installers Binaries
Windows x64 | x86 | Arm64 | winget instructions

.NET Runtime 9.0.0-preview.1

The .NET Runtime contains just the components needed to run a console app. Typically, you'd also install either the ASP.NET Core Runtime or .NET Desktop Runtime.

Full version
9.0.0-preview.1.24080.9
Downloads for .NET 9.0 Runtime (v9.0.0-preview.1)
OS Installers Binaries
Linux Arm32 | Arm32 Alpine | Arm64 | Arm64 Alpine | x64 | x64 Alpine
macOS Arm64 | x64 Arm64 | x64
Windows x64 | x86 | Arm64 | winget instructions x64 | x86 | Arm64
All dotnet-install scripts