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ClosedXML

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. It can be used by any .NET language like C# and VisualBasic.NET.

Total Downloads
211.5M
211,455,286
Published
Jul 10, 2017
Latest stable version

Install

.NET CLI
dotnet add package ClosedXML --version 0.88.0-beta1
Package Manager Console
Install-Package ClosedXML -Version 0.88.0-beta1
PackageReference
<PackageReference Include="ClosedXML" Version="0.88.0-beta1" />

Frameworks

.NETFramework4.5.2

Dependencies

DocumentFormat.OpenXml
.NETFramework4.5.2
[2.7.2, )
FastMember.Signed
.NETFramework4.5.2
[1.1.0, )

Adoption guide

Business reporting and spreadsheet workflows where productivity and readable code are primary goals.

Office guide
Why it appears in the guide: Developer-friendly API over Open XML focused on Excel workbook generation and editing. Trade-off: Advanced or niche spreadsheet features may still require direct Open XML workarounds.

This version is marked prerelease. Validate its API and upgrade path before production use.

No SPDX license expression is published. Review the license text and your organisation's policy before redistribution.

Compatibility metadata lists 1 target framework; confirm the exact target used by your application.

How to read this guidance

Sources: published NuGet v3 registry metadata and explicit NuBrowse editorial guides. Refresh: package metadata is refreshed from NuGet when the page loads. Limit: this is not a security, legal or compatibility guarantee; validate the selected version in your project.

Useful next steps

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