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NUPKG ZIP
File conversion

Convert NUPKG to ZIP

Verified by Adam B.· reviewed by FE Editorial ·updated Sep 2, 2026
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Is it possible to convert NUPKG to ZIP?
Yes - NUPKG converts to ZIP.

Rename the .nupkg to .zip and open it in Windows Explorer, or right-click it in 7-Zip and choose Open archive without renaming. No conversion step is needed since the file bytes are already a ZIP.

Also to ZIP: KGL · IMAZINGAPP · LOCKER

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Tested on macOS, Windows & Linux
Last verified Oct 2026

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Why convert NUPKG to ZIP?

A .nupkg is built on Open Packaging Conventions, a ZIP-compatible container. The most common reason to open it as a .zip is to inspect the .nuspec metadata, view the included .dll assemblies, or extract a specific file without running a NuGet restore.

How to convert NUPKG to ZIP

7-Zip OPEN-SOURCE

Right-click the .nupkg and choose 7-Zip > Open archive; no rename needed and you can extract individual files directly.

Rename to .zip FREE

Rename the file extension from .nupkg to .zip; Windows Explorer, The Unarchiver (macOS), or any standard ZIP tool opens it without modification since the bytes are identical.

WinRAR APP

Right-click the .nupkg and choose Open with > WinRAR; WinRAR recognizes the ZIP signature and shows the archive contents without a rename.

About these formats

.NUPKG NuGet Package

A .nupkg file is a NuGet package - the standard way .NET libraries are distributed for the .NET ecosystem. It is a ZIP archive holding compiled .dll files and a .nuspec metadata manifest.…

Open .NUPKG details →
.ZIP ZIP Archive

A ZIP file is a compressed archive that stores one or more files in a single smaller package. On Windows, macOS, iOS, and Android you can open it without installing anything - just…

Open .ZIP details →

Quality & what to watch

  • Renaming does not change any bytes - the file size is identical and nothing is recompressed or re-encoded.
  • Inside the archive you will find the .nuspec metadata at the root, compiled DLLs under lib/<framework>/, and OPC structural files ([Content_Types].xml, _rels/).
  • Normal .nupkg files contain compiled DLLs, not source code; source and debug symbols ship in a separate .snupkg symbol package.

Frequently asked questions

Is anything changed when I rename `.nupkg` to `.zip`?
No - the file bytes are identical; only the extension label changes.
Why does my `.nupkg` not open in Windows Explorer without renaming?
Windows does not associate the .nupkg extension with its built-in ZIP handler; 7-Zip opens it directly without a rename.
Can I re-pack the ZIP back as a `.nupkg`?
Yes - rename it back to .nupkg after editing; NuGet tooling reads the file by its internal structure.