ClosedXML icon


ClosedXML makes it easier for developers to create Excel 2007+ (.xlsx, .xlsm, etc) files.

It provides a nice object oriented way to manipulate the files (similar to VBA) without dealing with the hassles of XML Documents.


- Last update: 7/24/2017
- Version: 0.88.0
- Project documentation:
- Read more info on
This package has 1 dependency.
32 packages depend on this package.

Run this command from the Package Manager Console:

Install-Package ClosedXML

Excel OpenXML


on 3/9/2015
ClosedXML is just a wrapper about the Microsoft OpenXML SDK, which is NOT thread safe and cannot be used from the server.

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