HtmlToOpenXml.dll 2.3.0

.NET Standard 1.3 .NET Framework 4.6
dotnet add package HtmlToOpenXml.dll --version 2.3.0
NuGet\Install-Package HtmlToOpenXml.dll -Version 2.3.0
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="HtmlToOpenXml.dll" Version="2.3.0" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add HtmlToOpenXml.dll --version 2.3.0
#r "nuget: HtmlToOpenXml.dll, 2.3.0"
#r directive can be used in F# Interactive, C# scripting and .NET Interactive. Copy this into the interactive tool or source code of the script to reference the package.
// Install HtmlToOpenXml.dll as a Cake Addin
#addin nuget:?package=HtmlToOpenXml.dll&version=2.3.0

// Install HtmlToOpenXml.dll as a Cake Tool
#tool nuget:?package=HtmlToOpenXml.dll&version=2.3.0

Latest version License MIT NuGet

netstandard1.3 netstandard2.0 net46

What is Html2OpenXml?

Html2OpenXml is a small .Net library that convert simple or advanced HTML to plain OpenXml components. This program has started in 2009, initially to convert user's comments from SharePoint to Word.

This library supports both .Net Core (netstandard1.3) and .Net Framework 4.6.

Depends on DocumentFormat.OpenXml.

See Also

Supported Html tags

Refer to w3schools’ tag list to see their meaning

  • <a>
  • <h1-h6>
  • <abbr> and <acronym>
  • <b>, <i>, <u>, <s>, <del>, <ins>, <em>, <strike>, <strong>
  • <br> and <hr>
  • <img>, <figcaption>
  • <table>, <td>, <tr>, <th>, <tbody>, <thead>, <tfoot> and <caption>
  • <cite>
  • <div>, <span>, <font> and <p>
  • <pre>
  • <sub> and <sup>
  • <ul>, <ol> and <li>
  • <dd> and <dt>
  • <q> and <blockquote> (since 1.5)
  • <article>, <aside>, <section> are considered like <div>

Javascript (<script>), CSS <style>, <meta> and other not supported tags does not generate an error but are ignored.

Tolerance for bad formed HTML

The parsing of the Html is done using a custom Regex-based enumerator. These are supported:

Ignore case <span>Some text<SPAN>
Missing closing tag or invalid tag position <i>Here<b> is </i> some</b> bad formed html.
no need to be XHTML compliant Both <br> and <br/> are valid
Color red, #ff0000, #f00, rgb(255,0,0,.5), hsl(0, 100%, 50%) are all the red color
Attributes <table id=table1> or <table id="table1">


Thank you to all contributors that share their bug fixes: scwebgroup, ddforge, daviderapicavoli, worstenbrood, jodybullen, BenBurns, OleK, scarhand, imagremlin, antgraf, mdeclercq, pauldbentley, xjpmauricio, jairoXXX, giorand, bostjanKlemenc, AaronLS, taishmanov. And thanks to David Podhola for the Nuget package.

Logo provided with the permission of Enhanced Labs Design Studio.


This project is open source and I do my best to support it in my spare time. I'm always happy to receive Pull Request and grateful for the time you have taken If you have questions, don't hesitate to get in touch with me!

Product Versions
.NET net5.0 net5.0-windows net6.0 net6.0-android net6.0-ios net6.0-maccatalyst net6.0-macos net6.0-tvos net6.0-windows net7.0 net7.0-android net7.0-ios net7.0-maccatalyst net7.0-macos net7.0-tvos net7.0-windows
.NET Core netcoreapp1.0 netcoreapp1.1 netcoreapp2.0 netcoreapp2.1 netcoreapp2.2 netcoreapp3.0 netcoreapp3.1
.NET Standard netstandard1.3 netstandard1.4 netstandard1.5 netstandard1.6 netstandard2.0 netstandard2.1
.NET Framework net46 net461 net462 net463 net47 net471 net472 net48
MonoAndroid monoandroid
MonoMac monomac
MonoTouch monotouch
Tizen tizen30 tizen40 tizen60
Universal Windows Platform uap uap10.0
Xamarin.iOS xamarinios
Xamarin.Mac xamarinmac
Xamarin.TVOS xamarintvos
Xamarin.WatchOS xamarinwatchos
Compatible target framework(s)
Additional computed target framework(s)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (4)

Showing the top 4 NuGet packages that depend on HtmlToOpenXml.dll:

Package Downloads

BBT Rules Engine


Import and export general library, support Dto import and export, template export, fancy export and dynamic export, support Excel, Csv, Word, Pdf and Html. 导入导出通用库,支持Dto导入导出、模板导出、花式导出以及动态导出,支持Excel、Csv、Word、Pdf和Html。 开源库地址: 博客地址: 更新记录: 公众号:麦扣聊技术 交流QQ群:85318032




My-FyiReporting netstandard 2.0 one assembly port

GitHub repositories (2)

Showing the top 2 popular GitHub repositories that depend on HtmlToOpenXml.dll:

Repository Stars
Import and export general library, support Dto import and export, template export, fancy export and dynamic export, support Excel, Csv, Word, Pdf and Html.
Cervantes is an opensource collaborative platform for pentesters or red teams who want to save time to manage their projects, clients, vulnerabilities and reports in one place.
Version Downloads Last updated
2.3.0 83,212 3/1/2022
2.2.0 270,248 1/5/2021
2.1.0 60,911 7/9/2020
2.0.3 206,763 6/19/2019
2.0.2 73,994 8/27/2018
2.0.1 60,598 2/14/2018
2.0.0 12,107 1/8/2018
1.5.0 290,347 4/18/2014
1.4.1 6,430 9/26/2013