Add in Express for Office and .NET
All-in-one platform for developing any types of Office extensibility projects with minimal coding.
**FREE DOWNLOAD (v2010)**
File Size: 2444KB | Safe & Verified
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Key Features
- All-in-one platform for developing any types of Office extensibility projects, including COM add-ins, smart tags, RTD servers and user-defined functions for Microsoft Office 2010 - 2000.
- Create application-specific plugins and shared extensions that work on all end-user applications: Outlook, Excel, Word, PowerPoint, Visio, Project, MapPoint, Publisher, etc.
- in C#, VB.NET, C++ and Delphi Prism.
- More info: http://www.add-in-express.com
Technical Specifications
- **Publisher:** https://www.add-in-express.com/add-in-net/
- **License:** Shareware
- **Operating System:** Windows 7, Windows 8, Windows 10, Windows 11
- **Last Updated:** October 15, 2025
- **Category:** Programming / Developer Tools
User Rating
Based on 492 reviews.