<!DOCTYPE html>
<html lang="en">
   <head>
		<title>Write Office COM add-in, smart tag, RTD server in Visual Studio .NET, VSTO, VCL</title>
		<meta http-equiv="Content-Type" content="text/html; charset=windows-1251" />
<meta name="keywords" content="add-in, plug-in, smart tag, RTD server, XLL, Visual Studio .NET, VSTO, Delphi" />
<meta name="description" content="Develop MS Office customizations (COM add-in, smart tag, Excel user-defined function (UDF),
XLL addin and RTD server) in Visual Studio .NET, VSTO and Delphi for Office. VB.NET, C++, C# are supported." />
<link rel="canonical" href="/" />
<link href="/bitrix/cache/css/en/add-in-express/template_3b543e91b17a3ee891ed0de7b489ca8a/template_3b543e91b17a3ee891ed0de7b489ca8a_v1.css?1752666559805" type="text/css"  data-template-style="true" rel="stylesheet" />
<script type="text/javascript">var _ba = _ba || []; _ba.push(["aid", "db65159649d445768c162dcf696c5489"]); _ba.push(["host", "www.add-in-express.com"]); (function() {var ba = document.createElement("script"); ba.type = "text/javascript"; ba.async = true;ba.src = (document.location.protocol == "https:" ? "https://" : "http://") + "bitrix.info/ba.js";var s = document.getElementsByTagName("script")[0];s.parentNode.insertBefore(ba, s);})();</script>


		<link href="/favicon.ico" rel="SHORTCUT ICON" type="image/x-icon">

					<link type="text/css" rel="stylesheet" media="all" href="/__inc/magnific-popup/magnific-popup-min.css">
			<link type="text/css" rel="stylesheet" media="all" href="/bitrix/templates/add-in-express/css/sprite-images-raw.css">
			<link rel="canonical" href="http://www.add-in-express.com/" />
			<link type="text/css" rel="stylesheet" media="all" href="/__inc/magnific-popup/magnific-popup-min.css">
			<link rel="apple-touch-icon" href="/images/icons/adx-fav-60.png">
			<link rel="apple-touch-icon" sizes="76x76" href="/images/icons/adx-fav-76.png">
			<link rel="apple-touch-icon" sizes="120x120" href="/images/icons/adx-fav-120.png">
			<link rel="apple-touch-icon" sizes="152x152" href="/images/icons/adx-fav-152.png">
			<link rel="apple-touch-icon" sizes="256x256" href="/images/icons/adx-fav-256.png">
			<link rel="apple-touch-startup-image" href="/images/icons/adx-fav-256.png">
				   </head>
	   <body class="havent-left-panel indexphp dir-root">
			
			<div><a name="top" id="top"></a></div>

			<div id="container-header">
				<div class="container-information">
					<div class="web-title float-left">
						<a title="Add-in Express - components for Microsoft Office and IE developers" href="/">ADD-IN EXPRESS&trade;</a>
											</div>
				</div>
			</div>


		<!-- BEGIN : Content container -->
		<div id="container-content">
			<div class="empty-main-menu">
				<div class="clearer"></div>
			</div>


			<div class="main-content">
				<div class="empty-left-column">
				</div>
<div id="content">
<!-- Primary content end -->

<div class="secondary-content">

	 <div class="body">

<table cellspacing="0" cellpadding="0" width="100%" class="wborder">
<tbody>
<tr><td valign="top" class="d-column-left">
<div><DIV id="news-blocks">
<h2 class="h3 first-header wrap-bottom notbold"><a href="/news-latest.php">LATEST NEWS &amp; UPDATES</a></h2><ul style="margin-left:0px;" class="without-bullets"><li><a href="/add-in-net/history.php#news4213">Add-in Express for Office and .NET - Public Release</a><div><small>Version 10.4.4741</small></div></li><li><a href="/add-in-net/history.php#news4209">Add-in Express for Office and .NET - Public Release</a><div><small>Version 10.3.4730</small></div></li><li><a href="/add-in-delphi/history.php#news4205">Add-in Express for Microsoft Office and Delphi VCL - Public Release</a><div><small>Version 10.2.1715</small></div></li><li><a href="/add-in-delphi/history.php#news4201">Add-in Express for Microsoft Office and Delphi VCL - Public Release</a><div><small>Version 10.1.1705</small></div></li><li><a href="/outlook-security/history.php#news4197">Security Manager for Microsoft Outlook - Public Release</a><div><small></small></div></li></ul><div><a href="news-latest.php">Read more &raquo;</a></div></DIV></div>
</td><td valign="top" class="d-column-right">
<div>

<h2 class="h3 first-header wrap-bottom notbold"><a href="/creating-addins-blog/">LATEST BLOG POSTS</a></h2>
	


	<ul style="margin-left:0px;" class="without-bullets">
		<li><a href="https://www.add-in-express.com/creating-addins-blog/addin-express-windows-hooks/">Add-in Express and Windows hooks</a><div><small>[27 Jul, 2021] by Andrei Smolin</small></div></li>
		<li><a href="https://www.add-in-express.com/creating-addins-blog/dpi-scaling-details-office-addins/">Inner details of DPI scaling in Office COM add-ins</a><div><small>[17 Jun, 2021] by Andrei Smolin</small></div></li>
		<li><a href="https://www.add-in-express.com/creating-addins-blog/office-addins-dpi-awareness-research-analysis/">Office COM add-ins and DPI awareness: research and analysis</a><div><small>[10 Jun, 2021] by Andrei Smolin</small></div></li>
		<li><a href="https://www.add-in-express.com/creating-addins-blog/windows-mutli-dpi-scaling-in-an-office-com-add-ins/">Issues with Windows mutli-DPI scaling and Office COM add-in panes and forms</a><div><small>[25 May, 2021] by Andrei Smolin</small></div></li>
		<li><a href="https://www.add-in-express.com/creating-addins-blog/releasing-com-objects-garbage-collector-marshal-relseasecomobject/">Releasing COM objects: Garbage Collector vs. Marshal.RelseaseComObject</a><div><small>[20 Jul, 2020] by Andrei Smolin</small></div></li>
	</ul>

	<div><a href="/creating-addins-blog/">Read more &raquo;</a></div>

</div>
</td></tr>
</tbody>
</table>



</div>

 </div>

<!-- Secondary content end -->

<div class="tertiary-content"><div class="body"><table class="wborder">
<tbody>
<tr><td class="wborder">

<section>
<span style="font-size:1px;" class="product_icon float-right"><span class="adxnet-img"></span></span>
<h2 class="first-header"><a href="/add-in-net/index.php">Add-in Express for Microsoft Office and .net</a></h2>

<p><em>Develop plug-ins for all Office versions and applications with a single code base</em></p>

<p>Add-in Express for Office and .NET is the largest and most complete toolset for developing any types of Microsoft
Office extensibility projects. Use visual designers and special components of this toolset to write shared, secure,
version-independent and easy deployable <a href="/add-in-net/com-addins.php">Office COM add-ins</a>,
<a href="/add-in-net/smart-tags.php">smart tags</a>, <a href="/add-in-net/excel-rtd-servers.php">Excel RTD servers</a>,
Excel user-defined functions (UDFs), <a href="/docs/net-excel-automation-addins.php">Excel Automation addins</a> and
<a href="/docs/net-excel-xll-addins.php">XLL</a> with little coding.</p>

<ul>
<li>Office versions: Office 2024 2021, 2019, 2016, 2013, 2010, 2007, 2003, XP and 2000</li>

<li>Applications: Outlook, Word, Excel, PowerPoint, Access, FrontPage, Publisher, Project, MapPoint, InfoPath, Visio, OneNote</li>

<li>IDEs: Visual Studio 2026, 2022, 2019, 2017, 2015, 2013, 2012 (VB.NET, C#, C++)</li>
</ul>

<p class="sl"><a href="/add-in-net/excel-task-panes.php">Creating advanced Excel GUI</a> <a href="/add-in-net/programming-outlook.php">Outlook plug-in development</a> <a href="/add-in-net/modules.php">Visual designers</a></p>
</section>


</td></tr>
</tbody>
</table>


</div>

 
</div>

<!-- content -->
<!-- Tertiary content end -->

<!-- ADX in action -->
<div class="secondary-content"><div class="body"><table class="wborder">
<tbody>
<tr><td class="wborder">

<section>
<h2 class="first-header">Add-in Express in action</h2>
<p>Our frameworks have powered a wide range of products designed to enhance Microsoft Office applications. Below are our flagship end-user solutions built using Add-in Express technologies.</p>
<div class="line"></div>

<section>
<span style="font-size:1px;" class="product_icon float-right"><img 
style="outline: 0" width="128" height="128" src="/images/logos/web/ablebits-logo.webp" alt="Ablebits Ultimate Suite for Excel logo"></span>
<h2 class="first-header"><a target="_blank" href="https://www.ablebits.com/excel-suite/index.php">Ultimate Suite for Excel</a></h2>

<p>A collection of more than 70 add-ins designed to simplify and speed up everyday Excel tasks.</p>
<p><a target="_blank" href="https://www.ablebits.com/excel-suite/index.php">Ultimate Suite</a> helps users combine data from different sheets, compare tables for matches and differences, find and remove duplicates, clean up worksheets, split cells, and automate many other routine actions.
<ul>
    <li>Supported versions: Excel for Microsoft 365, Excel 2024 &ndash; 2019</li>
</ul>
</section>
<div class="line"></div>
<section>
<span style="font-size:1px;" class="product_icon float-right"><img 
style="outline: 0" width="128" height="128" src="/images/logos/web/email-templates-logo.webp" alt="Shared Email Templates for Outlook logo"></span>
<h2 class="first-header"><a target="_blank" href="https://email-templates.app/en/index.html">Shared Email Templates</a></h2>

<p>First introduced as a simple Template Phrases add-in for desktop Outlook, it has evolved into a flexible, cross-platform tool for creating personalized email templates and sharing them across devices and teams.</p>
<p>With built-in macros, conditional IF sections, and support for regular expressions, <a target="_blank" href="https://email-templates.app/en/index.html">Shared Email Templates</a> lets users build intelligent, dynamic templates that automatically adapt to each recipient and situation. It's useful for both individual and team communication.</p>
<ul>
    <li>Supported versions: Outlook for Microsoft 365 (classic and new), Outlook for Windows 2024 &ndash; 2019, Outlook for Mac 2024 &ndash; 2021, Outlook on the web</li>
</ul>
</section>

</section>

</td></tr>
</tbody>
</table></div></div>
<!-- END: ADX in action -->

</div>


</div><!-- main-content -->
<div class="clearer"></div>
<div class="padding-20"></div>


<div class="footer-content">
<div class="body">
<table cellspacing="0" cellpadding="0" width="100%" border="0">
  <tbody>
	<tr><td width="33%" class="withoutborder">
		<ul>
		  <li class="more-padding"><b>Products & technologies</b></li>
		  <li><a href="/add-in-net/index.php" >Office add-ins in .net </a></li>
				</ul>
	  </td><td width="33%">
		<ul>
		  <li class="more-padding"><b>Website</b> </li>
		  <li><a href="/creating-addins-blog/" >Add-in Express Blog</a> </li>
		  <li class="more-padding"><b>Samples</b> </li>
		  <li><a href="/support/add-in-express-howto.php" >HowTo samples for developers</a> </li>
		  <li><a href="/free-addins/index.php" >Sample add-ins for Excel, Word, Outlook</a> </li>
		</ul>
	  </td><td>
		<ul>
		  <li class="more-padding"><b>Developer Guides</b> </li>
		  <li><a href="/docs/net.php" >Add-in Express for Office and .net</a></li>
		  <li><a href="/docs/vcl.php" >Add-in Express for Office and Delphi</a></li>
		  		</ul>
	  </td></tr>
  </tbody>
</table>
<div class="clearer"></div>
</div>
</div>

<div class="floater-container-header">
<div class="search-box float-right">

<form action="/search-addin.php" method="GET">
<span class="search-area">
<input type="image" class="search-button" value="" style="font-size: 0;">
<input type="text" name="q" value="search" class="search-input ">
</span>
</form>

<div class="links-area">
<ul>
<li class="top-link"><a href="/personal/" id="sigin-blog">Sign In</a></li>
<li>|</li>
<li class="top-link"><a  title="SITEMAP" href="/sitemap.php" >Sitemap</a></li>
<li>|</li>
<li class="top-link"><a  alt="Advanced search" href="/search-addin.php">Advanced search</a></li>
</ul>
</div>
</div>
</div>

<!-- BEGIN: main menu -->
<div class="floater-container-navigation">
<div class="navigation">

<script type="text/javascript">PAGE_CURRENT_PRODUCT = 2505;</script><ul class="menu floater"><li id="root_menu_Company" class="root_menu_Company"><span><a isrootitem="Y" href="/" title="Company" >Company</a></span><div class="drop-down-container">
<div class="drop-down-borderer">
<div class="drop-down-body">
<div class="body">
<ul><li ><div class="w100"><a class="dropcurrent" href="/">Home</a></div></li><li ><div class="w100"><a  href="/news-latest.php">Latest news</a></div></li><li ><div class="w100"><a  href="/creating-addins-blog/">Blogs</a></div></li><li class="hide-bottom-line"><div class="w100"><b>Customers say</b></div></li><li ><div class="w100"><a  href="/success-stories.php">Success stories</a></div></li><li ><div class="w100"><a  href="/users-say.php">Customers say</a></div></li><li ><div class="w100"><a  href="/in-action.php">Our products in action </a></div></li><li ><div class="w100"><a  href="/products/reviews.php">Add-in Express reviews</a></div></li><li class="hide-bottom-line"><div class="w100"><b>About Add-in Express</b></div></li><li ><div class="w100"><a  href="/mission.php">About us</a></div></li><li class="hide-bottom-line"><div class="w100"><a  href="/contacts.php">Contact us</a></div></li></div>
</div>
</div>
</div>
</li><li id="products">
<span><a id="container_products"   isrootitem="Y" href="/products/index.php" title="Products" >Products</a></span>
<div class="drop-down-container">
<div class="drop-down-borderer">
<div class="drop-down-body">
<div class="body">
<ul><li class="hide-bottom-line"><div class="w100"><b>Products</b></div></li><li onmouseover='SHBlock_main_menu(2505);' id="popupmenu-item-2505" ><div class="w100"><a isproduct="Y" href="/add-in-net/index.php" >Add-in Express for Office and .net<span class='newproducts'>New</span></a></div></li><li style='height:365px'></li></ul></div>
<div class="right-bar"><script type="text/javascript">CURENT_OPENED=2505;</script><div class="show_div" id="product_main_menu_2505"><p class="adxnet">Add-in Express&trade;
<br />
<span>for Microsoft&reg; Office and .net</span></p>

<p>Solid framework for deep customization of Microsoft Office. Use solution templates, 
visual designers and components to develop version-neutral, secure and easy deployable extensions for all Office versions.</p>

<p>
<strong>Supported Office extensions</strong><br>
COM add-ins, Outlook plug-ins, RTD servers, smart tags, Excel XLL and UDF
</p>

<div>
<strong>Requirements</strong>
<ul>
<li>Office versions: 2021 - 2000</li>
<li>IDE: VS 2026 - 2012; VB.NET, C&#35;, C++/CLI</li>
</ul>
</div>

<p class="tdm-fl"><a href="/add-in-net/index.php" >Overview</a> 
<a href="/add-in-net/tour.php" target=_blank >Take a tour</a> 
<a href="/add-in-net/success-stories.php" >Customers say</a> 
</div><div class="hide_div" id="product_main_menu_2506"><p>This technology is now available for our custom development services only. Based on the Add-in Express for Office core, it is designed for building custom-tailored Office add-ins with far less coding than you usually have to do. Plus, it includes all Add-in Express features such as True RAD, visual designers, Outlook view and form regions, etc.</p>

<p>
Extensions: VSTO-based application-level Office add-ins<br>
Applications: Outlook, Excel, Word, PowerPoint, Visio, InfoPath<br>
Office versions: 2003, 2007, 2010 (x86 and x64)<br>
IDE: VSTO 2005 SE, 2008, 2010; VB.NET, C&#35; </p>


<p class="tdm-fl"><a href="/add-in-vsto/" >Overview</a> <a href="/add-in-vsto/outlook.php" >Outlook-specific features</a></p>
</div><div class="hide_div" id="product_main_menu_2508"><p>This technology is now available for our custom development services only. This visual toolkit allows creating secure, managed, isolated, deployable and version-neutral plug-ins for Outlook Express and Windows Mail. It provides powerful solution templates, Outlook Express - specific components, visual designers and wizards for advanced customization of Outlook Express menus, toolbars, panes and regions.</p>

<p>
Extensions: Outlook Express plug-ins<br>
Versions: Outlook Express 6.x, Windows Mail 6.x<br>
IDE: VS 2005, 2008; VB.NET, C&#35;, C++/CLI</p>

<p class="tdm-fl">  <a href="/programming-outlook-express/">Overview</a> <a href="/programming-outlook-express/plug-ins.php">Getting started</a></P>
</div><div class="hide_div" id="product_main_menu_2511"><p>The innovative technology for customizing Outlook views and forms. It is included in all Add-in Express for Office products and can be used to extend Outlook views, e-mail, task and appointment windows, To-Do bar, Reading and Navigation panes with your own custom sub-panes.</p>

<p>
Extensions: application-level Outlook add-ins <br>
Outlook versions: 2000, 2002, 2003, 2007, 2010 (x86 and x64)<br>
.NET Edition: VS 2005, 2008, 2010; VB.NET, C&#35;, C++/CLI<br>
.NET Framework: 2.0 and higher<br>
VCL Edition: Delphi 5 - XE</p>

<p class="tdm-fl"><a href="/add-in-net/outlook-regions-basics.php" >Outlook regions in .NET</a> <a href="/add-in-delphi/outlook-regions.php" >Outlook regions in Delphi</a></p>
</div></div><div class="footer-links"><a  href="/products/index.php">All products</a><a  href="/success-stories.php">Success stories</a><a  href="/users-say.php">Customers says</a><a class="float-left-main-menu-footer" href="/products/reviews.php">Add-in Express reviews</a></div>
</div>
</div>
</div>
</li><li id="root_menu_Services" class="root_menu_Services"><span><a isrootitem="Y" href="/custom-development/index.php" title="Services" >Services</a></span><div class="drop-down-container">
<div class="drop-down-borderer">
<div class="drop-down-body">
<div class="body">
<ul><li ><div class="w100"><a  href="/custom-development/index.php">Custom solutions</a></div></li><li ><div class="w100"><a  href="/custom-development/benefits.php">Benefits</a></div></li><li ><div class="w100"><a  href="/custom-development/payment-models.php">Payment models</a></div></li><li class="hide-bottom-line"><div class="w100"><b>Services</b></div></li><li ><div class="w100"><a  href="/custom-development/office-solutions.php">Custom solutions for Microsoft Office</a></div></li><li ><div class="w100"><a  href="/custom-development/internet-explorer-solutions.php">Custom solutions for Internet Explorer</a></div></li><li ><div class="w100"><a  href="/custom-development/outlook-express-solutions.php">Custom solutions for Outlook Express and Windows Mail</a></div></li><li ><div class="w100"><a  href="/custom-development/migrating-solutions-net.php">Migrating Office solutions to .net</a></div></li><li class="hide-bottom-line"><div class="w100"><b>Contact us and NDA</b></div></li><li ><div class="w100"><a  href="/custom-development/request-quote.php">Contact us to request a quote</a></div></li><li class="hide-bottom-line"><div class="w100"><a  href="/custom-development/nda.php">NDA</a></div></li></div>
</div>
</div>
</div>
</li><li id="root_menu_Downloads" class="root_menu_Downloads"><span><a isrootitem="Y" href="/downloads/index.php" title="Downloads" >Downloads</a></span><div class="drop-down-container">
<div class="drop-down-borderer">
<div class="drop-down-body">
<div class="body">
<ul><li ><div class="w100"><a  href="/downloads/index.php">Complete downloads list</a></div></li><li class="hide-bottom-line"><div class="w100"><b>Downloads by product</b></div></li><li ><div class="w100"><a  href="/downloads/adxnet.php">Add-in Express for Office and .net</a></div></li><li ><div class="w100"><a  href="/downloads/adxvcl.php">Add-in Express for Office and VCL</a></div></li><li ><div class="w100"><a  href="/downloads/adxnet-ie.php">Add-in Express for Internet Explorer and .net</a></div></li><li ><div class="w100"><a  href="/downloads/outlook-regions.php">Regions for Outlook and VSTO</a></div></li><li ><div class="w100"><a  href="/downloads/wix-designer.php">Designer for WiX Toolset</a></div></li><li ><div class="w100"><a  href="/downloads/vdproj-wix-converter.php">VDProj to WiX Converter</a></div></li><li ><div class="w100"><a  href="/downloads/osm.php">Outlook Security Manager</a></div></li><li ><div class="w100"><a  href="/downloads/office365-sharepoint-ribbon-designer.php">Ribbon Designer for SharePoint & Office 365</a></div></li><li class="hide-bottom-line"><div class="w100"><a  href="/downloads/documentation.php">Documentation</a></div></li></div>
</div>
</div>
</div>
</li><li id="root_menu_Support" class="root_menu_Support"><span><a isrootitem="Y" href="/support/index.php" title="Support" >Support</a></span><div class="drop-down-container">
<div class="drop-down-borderer">
<div class="drop-down-body">
<div class="body">
<ul><li ><div class="w100"><a  href="/support/index.php">About support service</a></div></li><li ><div class="w100"><a  href="/support/customers-say.php">Customers say</a></div></li><li ><div class="w100"><a  href="/support/askus.php">Contact support service</a></div></li><li class="hide-bottom-line"><div class="w100"><a  href="/support/policies.php">Support service policies</a></div></li><li class="hide-bottom-line"><div class="w100"><b>Support service resources</b></div></li><li ><div class="w100"><a  href="/learning-center/index.php">Learning Center</a></div></li><li ><div class="w100"><a  href="/creating-addins-blog/">Blogs</a></div></li><li ><div class="w100"><a  href="/forum/">Forums</a></div></li><li ><div class="w100"><a  href="/support/add-in-express-howto.php">Add-in Express HOWTOs</a></div></li><li ><div class="w100"><a  href="/sample-outlook-addins/index.php">Add-in Express Power Toys</a></div></li><li ><div class="w100"><a  href="/free-addins/index.php">Sample add-ins with source code</a></div></li></div>
</div>
</div>
</div>
</li><li id="root_menu_Forums" class="root_menu_Forums"><span><a isrootitem="Y" href="/forum/" title="Forums" >Forums</a></span><div class="drop-down-container">
<div class="drop-down-borderer">
<div class="drop-down-body">
<div class="body">
<ul><li ><div class="w100"><a  href="/forum/">Forums home</a></div></li><li ><div class="w100"><a  href="/forum/list.php?FID=5">Add-in Express for .NET and VSTO</a></div></li><li ><div class="w100"><a  href="/forum/list.php?FID=1">Add-in Express for VCL</a></div></li><li ><div class="w100"><a  href="/forum/list.php?FID=10">Add-in Express for Internet Explorer</a></div></li><li ><div class="w100"><a  href="/forum/list.php?FID=11">Other Add-in Express products</a></div></li></div>
</div>
</div>
</div>
</li><li id="root_menu_Learningcenter" class="root_menu_Learningcenter"><span><a isrootitem="Y" href="/learning-center/index.php" title="Learning center" >Learning center</a></span><div class="drop-down-container">
<div class="drop-down-borderer">
<div class="drop-down-body">
<div class="body">
<ul><li ><div class="w100"><a  href="/learning-center/index.php">Learning Center</a></div></li><li ><div class="w100"><a  href="/learning-center/office-addin-net.php">Add-in Express for Office and .net</a></div></li><li ><div class="w100"><a  href="/learning-center/office-addin-delphi.php">Add-in Express for Office and VCL</a></div></li><li ><div class="w100"><a  href="/learning-center/internet-explorer-addons.php">Add-in Express for Internet Explorer and .net</a></div></li><li ><div class="w100"><a  href="/learning-center/outlook-security-manager.php">Security Manager for Outlook</a></div></li><li ><div class="w100"><a  href="/learning-center/outlook-regions-vsto.php">Regions for Outlook and VSTO</a></div></li><li ><div class="w100"><a  href="/learning-center/office365-sharepoint-ribbon-designer.php">Ribbon Designer for SharePoint and Office 365</a></div></li></div>
</div>
</div>
</div>
</li><li id="root_menu_Blog" class="root_menu_Blog"><span><a isrootitem="Y" href="/creating-addins-blog/" title="Blog" >Blog</a></span><div class="drop-down-container">
<div class="drop-down-borderer">
<div class="drop-down-body">
<div class="body">
<ul><li ><div class="w100"><a  href="/creating-addins-blog/">Add-in Express blog</a></div></li><li class="hide-bottom-line"><div class="w100"><b>Blogs by products</b></div></li><li ><div class="w100"><a  href="/creating-addins-blog/cat/add-in-express-net/">Microsoft Office and .NET</a></div></li><li ><div class="w100"><a  href="/creating-addins-blog/cat/add-in-express-vcl/">Microsoft Office and Delphi</a></div></li><li ><div class="w100"><a  href="/creating-addins-blog/cat/add-in-express-for-internet-explorer/">Internet Explorer and .NET</a></div></li><li ><div class="w100"><a  href="/creating-addins-blog/cat/convert-vdproj-wix/">VDProj to WiX Converter</a></div></li><li ><div class="w100"><a  href="/creating-addins-blog/cat/microsoft-office-development/">Office Development</a></div></li><li ><div class="w100"><a  href="/creating-addins-blog/cat/outlook-security-manager/">Outlook Security Manager</a></div></li><li ><div class="w100"><a  href="/creating-addins-blog/cat/office-365-sharepoint/">Office 365 Development</a></div></li><li class="hide-bottom-line"><div class="w100"><b>How-to samples</b></div></li><li ><div class="w100"><a  href="/creating-addins-blog/cat/howto-samples/">HOWTO samples</a></div></li><li ><div class="w100"><a  href="/creating-addins-blog/cat/video-howto-samples/">Video HOWTO samples</a></div></li></div>
</div>
</div>
</div>
</li><li id="root_menu_Buy" class="root_menu_Buy"><span><a isrootitem="Y" href="/purchase/index.php" title="Buy" >Buy</a></span><div class="drop-down-container">
<div class="drop-down-borderer">
<div class="drop-down-body">
<div class="body">
<ul><li ><div class="w100"><a  href="/purchase/index.php">Buy online</a></div></li><li ><div class="w100"><a  href="/purchase/version-upgrade.php">Subscription renewal</a></div></li><li ><div class="w100"><a  href="/purchase/enterprise-licenses.php">Enterprise and team licenses</a></div></li><li class="separator"><div class="w100"><a  href="/purchase/resellers.php">Resellers</a></div></li><li class="hide-bottom-line"><div class="w100"><b>FAQ, EULA and money back</b></div></li><li ><div class="w100"><a  href="/purchase/subscription-comparison.php">Subscriptions comparison</a></div></li><li ><div class="w100"><a  href="/purchase/faq.php">Purchase and licensing FAQ</a></div></li><li ><div class="w100"><a  href="/purchase/refund.php">Money back guarantee</a></div></li><li ><div class="w100"><a  href="/purchase/eula.php">EULA</a></div></li><li class="hide-bottom-line"><div class="w100"><a  href="/purchase/ask-questions.php">Ask questions</a></div></li></div></div></div></div></li></ul> 

                
<div class="clearer"></div>
</div>
</div>
<!-- END: main menu -->

</div>
<!-- END : Content container -->

<!-- BEGIN: Copyright container -->
<div id="copyright-container">
<div class="body">
<div class="copyright">&copy; 2004 &ndash; 2026 &nbsp;<a href="https://www.add-in-express.com/mission.php" title="Add-in Express">Add-in Express</a> <br>All rights reserved.
</div>
<div class="trademark-text">
Microsoft and the Office logo are trademarks or registered trademarks of Microsoft Corporation in
the United States and/or other countries. All other trademarks are property of their respective owners.<br> <br> Use of this site constitutes acceptance of our
<a href="/privacy-policy.php" title="Privacy Policy">Privacy Policy</a> and <a href="/cookies-policy.php" title="Cookies Policy">Cookies Policy</a>.
</div>


<p class="imgpartners">
<span class="partner-img vs-partner" alt="Microsoft Visual Studio Partner" title="Microsoft Visual Studio Partner"></span>
<span class="partner-img emb-partner" alt="Embarcadero Technologies"  title="Embarcadero Technologies"></span>
</p>

<div class="clearer"></div>
</div>
</div>
<!-- END: Copyright container -->
<p style="padding:10px 0 10px;"> </p>
<script src="https://www.googletagmanager.com/gtag/js?id=G-LHCTE0BV8J"></script>
<script>
  window.dataLayer = window.dataLayer || [];
  function gtag(){dataLayer.push(arguments);}
  gtag('js', new Date());
  gtag('config', 'G-LHCTE0BV8J');
</script>
<div id="popup_messages"></div>

<script src="/__inc/_2023-js/jquery/jquery-1.12.4.min.js"></script>
<script type="text/javascript" src="/__inc/magnific-popup/jquery.magnific-popup.min.js"></script>
<script type="text/javascript" src="/bitrix/templates/add-in-express/js/production/script-min-v1.js?v=1.1"></script>
<script type="text/javascript" src="/bitrix/templates/add-in-express/js/device.js?v=1.0"></script>
<script type="text/javascript" src="/bitrix/templates/add-in-express/js/action-banner-raw.js?v=1.0"></script>







<div id="scfixedbanner">
	<div id="action_small_floatbanner" class="bottom-adxnet">
		<div class="body">
			<a href="/add-in-net/index.php" class="text0" event="ADX Tour bottom banner" title=""><span></span></a>
		</div>
	</div>
	<div id="action_floatbanner" class="bottom-adxnet">
		<div class="body">
			<a class="text1 follow_lnk fix-png" title="" event="ADX Tour bottom banner" href="/add-in-net/index.php"  ><span></span></a>
			<span class="floater_img fix-png">
				<a href="/add-in-net/index.php" title="" event="ADX Tour bottom banner"  class="follow_lnk fix-png box_btn"></a>
				<span class="adt_img"></span>
			</span>
			<a href="#" class="close_btn fix-png"></a>

		</div>

	</div>
</div>


</body>
</html>
