.NET wrapper assemblies for accessing Microsoft Office applications.

NetOffice supports extending and automating Microsoft Office applications: Excel, Word, Outlook, PowerPoint, Access, Project and Visio.

• MS Office integration without version limitations
• All features of the MS Office versions 2000, 2002, 2003, 2007, 2010, 2013 and 2016 are included
• Active support in version independent development
• Syntactically and semantically identical to the Microsoft Interop Assemblies
• No training if you already know the MS Office object model, use your existing PIA code
• Reduced and more readable code with automatic management of COM proxies
• Usable with .NET Framework 4.0 or higher
• Easy add-ins development
• No deployment hurdles, no registration
• No dependencies, no interop assemblies, no need for VSTO
• Visual Studio Project Templates and Wizards available in NetOffice Toolbox

Checkout the NetOffice-Examples repository to see how to use NetOffice to automate Office applications or how to create add-ins to extend them.

The NetOffice Toolbox is a comprehensive toolset to get started with NetOffice solutions.

You can find more information about NetOffice Git repository in documentation.

• master - main branch
• releases/netoffice_v1.7.4 - branch with current NetOffice 1.7.4 source code

These branches are archived of the source code from CodePlex and OSDN.

• import/osdn_repository - branch with NetOffice source code imported from OSDN repository
• import/legacy_repository - archive branch of original NetOffice source code imported from CodePlex Subversion
• import/netoffice_1.7.4-alpha - archive branch of NetOffice 1.7.4 source code provided by Sebastian
• import/netoffice_1.7.4.1-alpha - archive branch of NetOffice 1.7.4.1 source code provided by Sebastian

NetOffice source code is licensed under MIT License.

Copyright © 2011-2018 Sebastian Lange
Copyright © 2015-2020 Jozef Izso