Add-in Express for Microsoft Office and .net

Add-in Express for Office and .NET is your all-in-one framework to develop commercial class extensions for all main applications and all versions of the Microsoft Office suite, from 2000 to 2021. With the range of visual designers, components and Visual Studio project templates you can quickly create various Microsoft Office customizations including COM Add-ins, Outlook plug-ins, Excel XLLs, UDFs and RTD Servers from prototype to final release, all with a single code base. All main applications of the Office suite are supported, including Outlook, Word, Excel, Visio, Access, PowerPoint, MapPoint, FrontPage, InfoPath, Project and Publisher.

If you're developing Office add-ins, you're simply crazy to do so without Add-in Express.

Joe Zuffoletto, President, SmartCompany

Add-in Express for Microsoft .net and Office Key benefits

  • Application-level Office extensibility. You use a set of Office-specific solution templates, wizards, visual designers and components to build various types of application-level extensions including Office COM Add-ins, Outlook plug-ins, Excel XLL, RTD servers, Automation add-ins and smart tags.
  • Version-independent add-ins for Office. Add-in Express empowers you with version-neutral run-time, so you needn't write code for each Office...

Latest News

Add-in Express for Microsoft Office and .net 10.2.4714
Add-in Express for Microsoft Office and .net 10.2.4714
August 15, 2023New Version
Adds support for signing Add-in Express project output with Extended Validation (EV) code signing certificates.
Add-in Express for Microsoft Office and .net 10.0.4700
Add-in Express for Microsoft Office and .net 10.0.4700
November 25, 2021New Version
Adds support for Office 2021 applications and Visual Studio 2022.
Add-in Express for Microsoft Office and .net 9.5.4661
Add-in Express for Microsoft Office and .net 9.5.4661
February 1, 2021New Version
Adds UnmanagedHooks property to the ADXAddinModule class.
Add-in Express for Microsoft Office and .net 9.3.4640
Add-in Express for Microsoft Office and .net 9.3.4640
May 23, 2019New Version
Adds support for Visual Studio 2019.
Add-in Express for Microsoft Office and .net 9.2.4635
Add-in Express for Microsoft Office and .net 9.2.4635
November 27, 2018New Version
Adds support for Microsoft Office 2019 applications.
Add-in Express for Microsoft Office and .net 9.1.4620
Add-in Express for Microsoft Office and .net 9.1.4620
June 22, 2018New Version
Adds DpiChanged event to the ADXTaskPane class.

Prices from: $ 342.02

One software license is required per developer. The developer may install and use the software on a single computer (the main computer you use at work) and is also permitted to install it a second...

Got a Question?

Live Chat with our Add-in Express licensing specialists now.

Feature Highlights

Add-in Express
As official and authorized distributors, ComponentSource supplies you with legitimate licenses directly from Add-in Express.
Create Add-ins for
  • Office 365
  • Excel 2000 - 2021
  • Outlook 2000 - 2021
  • Word 2000 - 2021
  • PowerPoint 2000 - 2021
  • Access 2000 - 2021
  • Project 2000 - 2021
  • Publisher 2003 - 2021
  • Visio 2002 - 2021
  • OneNote 2010 - 2016
  • InfoPath 2007 - 2013
  • MapPoint 2002 - 2013
  • FrontPage 2000 - 2003

Recent Awards

PublisherPublisherPublisher

Customer Reviews

Average Review Score: 5 (3)

5 out of 5 stars

5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%

Most recent positive review

Anonymous5 star

I've been an avid user of Add-in Express for Microsoft Office and .NET for years and couldn't be happier. I first used the tool to build an Outlook add-in for a large bank in the USA. The Add-in... Read more

Most recent critical review

There are no negative reviews for this product.