NPOI
a .NET library that can read/write Office formats without Microsoft Office installed. No COM+, no interop. (by nissl-lab)
EPPlus
By JanKallman
Our great sponsors
| NPOI | EPPlus | |
|---|---|---|
| 16 | 8 | |
| 5,493 | 3,278 | |
| 1.4% | - | |
| 9.0 | 1.5 | |
| 9 days ago | about 4 years ago | |
| C# | C# | |
| Apache License 2.0 | GNU Lesser General Public License v3.0 only |
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.
NPOI
Posts with mentions or reviews of NPOI.
We have used some of these posts to build our list of alternatives
and similar projects. The last one was on 2023-04-14.
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Is it possible to use Microsoft Word features programatically?
NPOI (Open source, MIT)
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Is MS Word interop dead now on .NET core?
For .NET Core you can use - https://github.com/nissl-lab/npoi - https://github.com/Jetro223/DocXNETCore
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What's the best way to read an Excel file into a DataGrid in WinUi 3?
I use NPOI https://github.com/nissl-lab/npoi its a popular package for reading Excel. It is both faster than interop and free (open source).
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Help needed with .xlsb files
Have you tried NPOI?
- Calling Java from C#
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cannot create an instance of the abstract type or interface. how to solve this ???
If you are trying to *create* Excel files, then you might take a look at [NPOI](https://github.com/nissl-lab/npoi) which is also open source with a permissive license. There is also [ClosedXml](https://github.com/ClosedXML/ClosedXML), which has these capabilities.
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Read Data from a Column of an Excel File
I'd like to use NPOI to deal with Excel files. It's open source and you don't have to install Microsoft Office.
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Read uploaded excel file
EPPlus ExcelDataReader NPOI
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Read Excel file in .NET 6 deployed on Linux?
Try NPOI
EPPlus
Posts with mentions or reviews of EPPlus.
We have used some of these posts to build our list of alternatives
and similar projects. The last one was on 2023-06-06.
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Automate Excel with only powershell?
Like others, I recommend using the ImportExcel module. It uses and wraps EPPlus Software (EPPlus - Create advanced Excel spreadsheets using .NET (GitHub Project Old / New)) which is a DLL that is included with the ImportExcel PowerShell Module.
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EPPlus Question
There is some additional samples at their old (abandoned) branch: https://github.com/JanKallman/EPPlus/tree/master/SampleApp
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QuestPDF 2022.9 - font fallback support, new Settings API, increased text rendering performance by 50%, reduced Garbage Collector overhead, quality-of-life improvements
Love this version: https://www.nuget.org/packages/EPPlus/4.5.3.3
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Read uploaded excel file
EPPlus ExcelDataReader NPOI
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C# open source application for excel files editing
If you mean library, the older version of EPPlus is still available.
What are some alternatives?
When comparing NPOI and EPPlus you can also consider the following projects:
ClosedXML - ClosedXML is a .NET library for reading, manipulating and writing Excel 2007+ (.xlsx, .xlsm) files. It aims to provide an intuitive and user-friendly interface to dealing with the underlying OpenXML API.
Open XML SDK - Open XML SDK by Microsoft
DocX - Fast and easy to use .NET library that creates or modifies Microsoft Word files without installing Word.
ExcelDataReader - Lightweight and fast library written in C# for reading Microsoft Excel files
Report-From-DocX-HTML-To-PDF-Converter - .NET Core library to create custom reports based on Word docx or HTML documents and convert to PDF
MiniExcel - Fast, Low-Memory, Easy Excel .NET helper to import/export/template spreadsheet (support Linux, Mac)
PureExcel - A lightweight excel parser