Suggested Alternatives

NPOI 2.5.6

There is a newer version of this package available.
See the version list below for details.
dotnet add package NPOI --version 2.5.1
NuGet\Install-Package NPOI -Version 2.5.1
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="NPOI" Version="2.5.1" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add NPOI --version 2.5.1
#r "nuget: NPOI, 2.5.1"
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.
// Install NPOI as a Cake Addin
#addin nuget:?package=NPOI&version=2.5.1

// Install NPOI as a Cake Tool
#tool nuget:?package=NPOI&version=2.5.1

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Product Compatible and additional computed target framework versions.
.NET net5.0 was computed.  net5.0-windows was computed.  net6.0 was computed.  net6.0-android was computed.  net6.0-ios was computed.  net6.0-maccatalyst was computed.  net6.0-macos was computed.  net6.0-tvos was computed.  net6.0-windows was computed.  net7.0 was computed.  net7.0-android was computed.  net7.0-ios was computed.  net7.0-maccatalyst was computed.  net7.0-macos was computed.  net7.0-tvos was computed.  net7.0-windows was computed.  net8.0 was computed.  net8.0-android was computed.  net8.0-browser was computed.  net8.0-ios was computed.  net8.0-maccatalyst was computed.  net8.0-macos was computed.  net8.0-tvos was computed.  net8.0-windows was computed. 
.NET Core netcoreapp2.0 was computed.  netcoreapp2.1 was computed.  netcoreapp2.2 was computed.  netcoreapp3.0 was computed.  netcoreapp3.1 was computed. 
.NET Standard netstandard2.0 is compatible.  netstandard2.1 was computed. 
.NET Framework net40 is compatible.  net403 was computed.  net45 is compatible.  net451 was computed.  net452 was computed.  net46 was computed.  net461 was computed.  net462 was computed.  net463 was computed.  net47 was computed.  net471 was computed.  net472 was computed.  net48 was computed.  net481 was computed. 
MonoAndroid monoandroid was computed. 
MonoMac monomac was computed. 
MonoTouch monotouch was computed. 
Tizen tizen40 was computed.  tizen60 was computed. 
Xamarin.iOS xamarinios was computed. 
Xamarin.Mac xamarinmac was computed. 
Xamarin.TVOS xamarintvos was computed. 
Xamarin.WatchOS xamarinwatchos was computed. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (901)

Showing the top 5 NuGet packages that depend on NPOI:

Package Downloads

Convention-based mapper between strong typed object and Excel data via NPOI.


An Excel to object mapper. Maps POCOs to and from Excel. Configuration via convention, attributes, or fluent methods.


Core package for plugin development


Package Description



GitHub repositories (57)

Showing the top 5 popular GitHub repositories that depend on NPOI:

Repository Stars
Various helper class
👻 在Windows上统计软件使用时长和网站浏览时长
visualized crawler & ETL IDE written with C#/WPF
基于 .NET Core MVC 的权限管理系统,代码易读易懂、界面简洁美观
Version Downloads Last updated
2.7.0 501,908 3/25/2024
2.6.2 2,257,322 9/11/2023
2.6.1 780,586 7/11/2023
2.6.0 4,029,138 11/17/2022
2.5.6 7,671,202 4/26/2022
2.5.5 4,735,346 10/25/2021
2.5.4 1,867,568 7/29/2021
2.5.3 2,122,784 4/18/2021
2.5.2 2,497,566 12/5/2020
2.5.1 5,503,265 4/4/2020
2.4.1 8,106,399 12/18/2018
2.3.0 3,582,390 3/20/2017
2.2.1 1,864,904 5/31/2016 1,299,734 2/22/2015
2.1.3 131,219 12/31/2014
2.0.6 420,777 4/12/2014
1.2.5 378,272 7/29/2012
1.2.4 73,661 11/15/2011
1.2.3 55,140 1/12/2011