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NetOffice - Microsoft Office in .NET

NetOffice is a set of libraries for building Microsoft Office Addins and automation of Microsoft Office applications.

Use NetOffice to extend and automate Microsoft Office applications: Excel, Word, Outlook, PowerPoint and Access.

:rotating_light: Notice: Use official packages with NetOfficeFw.* prefix. Using old 1.7.4 packages? Learn how to migrate.

Microsoft Office integration without version limitations
All features of the Microsoft 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 4.6 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.

main - main branch
releases/netoffice_v1.7.7 - branch with current NetOffice 1.7.7 source code
releases/netoffice_v1.7.6 - branch with NetOffice 1.7.6 source code
releases/netoffice_v1.7.5 - branch with NetOffice 1.7.5 source code
releases/netoffice_v1.7.4 - branch with NetOffice 1.7.4 source code

These branches are archives 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.