Add-in Express for Microsoft Office and .net

Easily write professional extensions for Microsoft Office such as COM add-ins, smart tags, real-time data servers and user-defined functions.

Published by Add-in Express
Distributed by ComponentSource since 2006

Prices from: $ 387.10 Version: 10.4.4741 NEW Updated: Mar 11, 2026 3.50 Star Average Review3.50 Star Average Review3.50 Star Average Review3.50 Star Average Review3.50 Star Average Review (3)

Add-in Express for Microsoft Office and .net 9.3.4640

Released: May 23, 2019

Updates in 9.3.4640

Features

  • Support for Visual Studio 2019.
  • Additional error handling in ClickTwice deployment.

Fixes

  • PropertyChanging event was raised instead of the ItemPropertyChanging event.
  • ClickTwice installation published in Visual Studio 2017 failed because of the missing MSVCP100D.dll library.
  • Visual Studio 2017 might have hung after closing an XLL module designer.
  • "COM object that has been separated from its underlying RCW cannot be used" exception in a COM add-in module after turning an XLL module off and then on.
  • XLL might have thrown an exception if over 20 parameters with descriptions were provided.
  • ClickTwice tray notifications appeared in the Windows 10 notification area.
  • Advanced Outlook View regions might have been recreated after closing another Outlook Explorer window.
  • ADXPostMessage method of the ADXExcelTaskPane class might not have worked in some scenarios.
  • New items could not be added to a Visual Studio project located in a Solution Folder at design-time.
  • LeftSubpane, TopSubpane, RightSubpane, BottomSubpane and FolderView regions were not hidden when the Outlook Explorer window was resized to a minimum size.
  • Several issues with Advanced Outlook View and Form regions related to compatibility with previous Add-in Express versions.
  • Advanced task pane did not show up in Microsoft Word 2003 in some scenarios.
  • Keyboard issues with Advanced Outlook regions and Advanced Office task panes in Windows 10 Update 1903.
  • AdxNewInspector event was not raised when switching between emails in one Outlook Inspector window.