NPOI 2.4.1

Neuzilla is the studio behind NPOI.

Neuzilla provides commercial software customization and consulting service. For details, please contact

Install-Package NPOI -Version 2.4.1
dotnet add package NPOI --version 2.4.1
<PackageReference Include="NPOI" Version="2.4.1" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add NPOI --version 2.4.1
The NuGet Team does not provide support for this client. Please contact its maintainers for support.

Release Notes

New features
Add Excel function support for AVERAGEIF and AVERAGEIFS
CopySheet support in XSSFSheet
Implemented OMath formula edit/creation in XWPF

BUG Fixes
Fix SharpZipLib 0.86 dependency issue in .NET Framework 4 and .NET 4.5
Fix FontHeight property issue in XSSF and HSSF

Showing the top 10 GitHub repositories that depend on NPOI:

Repository Stars
Various helper class
visualized crawler & ETL IDE written with C#/WPF
The FileHelpers are a free and easy to use .NET library to read/write data from fixed length or delimited records in files, strings or streams
Tabular data exploration and manipulation tool powered by SQLite.
This reporting engine is built on NPOI.
帮助企业快速开发的.net项目框架 Help companies develop project framework
GUI Diff Tool for Excel
Majorsilence Reporting, .NET report designer and viewer. Fork of fyireporting,

Read more about the GitHub Usage information on our documentation.

Version History

Version Downloads Last updated
2.4.1 923,922 12/18/2018
2.4.0 175,981 10/28/2018
2.3.0 1,381,585 3/20/2017
2.2.1 795,363 5/31/2016 494,540 2/22/2015
2.1.3 60,083 12/31/2014
2.0.6 196,575 4/12/2014
1.2.5 142,985 7/29/2012
1.2.4 16,506 11/15/2011
1.2.3 13,644 1/12/2011