dnSpy

by dnSpyExv6.5.1

Last updated Jun 8, 2026

dnSpyEx is a unofficial continuation of the dnSpy project which is a debugger and .NET assembly editor.

Install with winget

$ winget install --id dnSpyEx.dnSpy --exact --version 6.5.1

Run in Command Prompt, PowerShell, or Windows Terminal. Prompts for any agreements.

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About

dnSpyEx is a unofficial continuation of the dnSpy project which is a debugger and .NET assembly editor. You can use

it to edit and debug assemblies even if you don''t have any source code available. Main features: Debug .NET and

Unity assemblies, Edit .NET and Unity assemblies, Light and dark themes.

Installers · v6.5.1

Architecture	Type	Scope	Install	Download
x86	ZIP archive	-		Direct
x64	ZIP archive	-		Direct

Copy a command tailored to that specific architecture, type, and scope - useful when winget would otherwise pick a different default.

Security

No known CVEs for dnSpy.

Coverage is best-effort and depends on a winget package mapping to an NVD CPE entry. Absence here is not a guarantee of safety.

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Frequently asked questions

How do I install dnSpy on Windows?

Open Windows Terminal, PowerShell, or Command Prompt and run: winget install --id dnSpyEx.dnSpy --exact --version 6.5.1. winget downloads the installer from dnSpyEx and runs it. Requires Windows 10 (1809+) or Windows 11.

How do I install dnSpy silently for unattended deployment?

Add --silent and accept the agreements upfront: winget install --id dnSpyEx.dnSpy --exact 6.5.1 --silent --accept-package-agreements --accept-source-agreements. This is the variant Intune, Configuration Manager, and other deployment tools should use.

How do I uninstall dnSpy via winget?

Run: winget uninstall --id dnSpyEx.dnSpy --exact. Add --silent for unattended uninstalls. winget will use the registered uninstaller from dnSpy's Apps & Features entry.

Is dnSpy free?

dnSpy is distributed under GPL-3.0. Refer to the publisher (https://github.com/dnSpyEx/dnSpy) for the full license terms - Wingetly itself does not charge for installation.

Does dnSpy work on Windows 10?

Yes, as long as your Windows 10 build supports winget (1809 or newer). winget ships with App Installer on Windows 10/11 and pulls dnSpy directly from the publisher.

How do I keep dnSpy up to date?

Run winget upgrade --id dnSpyEx.dnSpy --exact, or winget upgrade --all to update everything winget tracks. We index 3 versions of dnSpy from microsoft/winget-pkgs.

Recent versions

6.5.1latest
6.5.0
6.4.1