C# Word DOCX Library (Without Using Office Interop) | IronWord

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Go beyond basic DOCX editing. Get programmatic DOCX generation for .NET 10 with full control over formats, editing, styling without Office Interop.
No MCPs or external processing. IronWord runs inside your application, keeping documents in your control.
Clear documentation, API references, and tutorials help coding agents use IronWord effectively.
Add enterprise-grade document capabilities where accuracy, consistency, and control matters.
Designed for C#, F#, & VB.NET running on .NET 10, 9, 8, 7, 6, 5, Core, Standard, or Framework
IronWord is a C# Word DOCx library for generating and editing Word documents in .NET. Its user friendly API allows developers to add Word document processing functionality to .NET projects in minutes.
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Create and edit .docx in C#. Deploy to Windows, Linux, macOS, Docker, iOS, and Android without Office Interop.
Can IronWord create, load, and edit .docx files without Microsoft Office or Office Interop installed?YES!
Is it fully cross-platform across all major .NET versions on Windows, Linux, macOS, Docker, and Azure?YES!
Can text styling (fonts, sizes, colors, strikethrough, bold/italic) be controlled at the run level?YES!
Are there full APIs for building and editing tables, including cell merging, borders, shading, and column widths?YES!
Can images be inserted from files or streams with control over dimensions and alignment?YES!
Does it support granular content insertion and editing via individual TextRuns and Paragraphs?YES!
Can documents be saved to MemoryStream or byte[] for HTTP delivery without writing to disk?YES!
Does it support multiple document sections with distinct page layouts in a single file?YES!
Can bullet and numbered lists be created with custom indentation and nesting?YES!
Is the license server-side friendly, supporting concurrent processing without threading limitations?YES!
Does it handle malformed documents gracefully to prevent crashes during batch processing?YES!
Can I test IronWord in my live project for free now?YES! Click here to start your 30-day free trial
Nuget Downloads 61,675|Version:2026.11just released
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10 .NET API products for your office documents
When you need to create, edit, and format Word documents, fast.
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