1)   Add-in Express 2 .NET Edition 2007.3.4
Visual component set to program deployable, updatable, secure, isolated, version-neutral feature-rich plug-ins for Microsoft Office 2007 - 2000. Develop COM add-ins, smart tags, RTD servers, Excel UDFs in C#, VB.NET, C++, J#, Delphi for .NET.
COM Addin, Add-ins, Plugin, Office, Excel, Word, Outlook, .NET, C#, C++,

 2)   Add-in Express 2 VCL Edition 2007.3.4
A true RAD tool for writing COM Add-ins, Smart Tags and RTD servers in Delphi 5, 6, 7, 2005, 2006 and 2007. It implements everything required by supported technologies, you write functional code only. Supports Outlook, Excel, Word, PowerPoint, etc.
COM Add-in, Addins, Plugin, Office, Excel, Word, Outlook, Delphi, VCL, RTD,

 3)   Add-in Express 1.9
Add-in Express is a tool for developing Office COM Add-ins in Delphi. Develop a single component that will run in Excel, Word, Outlook, PowerPoint, Access, FrontPage and Project. Create toolbars and place your controls on them. Try it and make sure!
COM Add-in, Addins, Plugin, Office, Excel, Word, Outlook, Delphi, VCL, RTD,