VSTO

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... You get ready-made solutions for numerous problems and challenges in Office development. To shorten the learning curve, which is already really short, we provide a number of source code samples in addition to manuals and class references. You request us to create a sample for you and get a working project with full source code... Add-in Express is the project of the Office Data Apps sp. z o.o. company located in Poland. If you need to customize applications from the Office suite with COM add-ins, smart tags, RTD servers, Excel automation add-ins and XLL add-ins, you are welcome to use our products written for .net and Delphi.