GroupDocs.Total for .NET is an on-premise SDK suite for .NET and .NET Framework applications that provides complete document processing capabilities. Process, convert, view, annotate, edit, sign, search, redact, compare, and manipulate documents — all without requiring external software like Microsoft Office or Adobe Acrobat.

📦 APIs Included in GroupDocs.Total for .NET 25.9.0

🚀 Key Features

📄 Document Viewing & Conversion

• View: Convert and render documents to browser, PDF, or image formats
• Convert: Support for 100+ document formats with high fidelity
• Render: Fast rendering of complex documents with preserved formatting

✏️ Document Editing & Manipulation

• Edit: Real-time editing of Word, Excel, and HTML documents
• Merge & Split: Combine multiple documents or divide large files
• Watermark: Add and extract branding and ownership tags

🔍 Content Analysis & Search

• Search: Full-text search with synonyms and fuzzy matching
• Extract: Parse text, metadata, and structure from any document

📝 Collaboration & Review

• Annotate: Add text, area, and watermark comments
• Compare: Highlight changes between document versions
• Redact: Securely remove classified or sensitive content

🔐 Security & Compliance

• Sign: Apply digital and biometric signatures
• Metadata: Manage document properties and metadata
• Assembly: Generate documents from templates with data binding

🎯 Why Choose GroupDocs.Total?

✅ 100% On-Premise & Offline - No cloud dependencies
✅ Easy Installation - Simple installation and updates
✅ No External Dependencies - Works without Office/Adobe
✅ Cross-Platform - Supports .NET 6+ and .NET Framework 4.6.2+

🆓 Free Evaluation

Evaluate all features without limitations for 30 days:
👉 Request Temporary License

🆘 Free Support Forum

Get expert technical support from our support and product teams at our Free Support Forum.

📚 Resources

🏷️ Tags

.NET | Document Processing | API | NuGet | C# | GroupDocs.Annotation | GroupDocs.Assembly | GroupDocs.Comparison | GroupDocs.Conversion | GroupDocs.Editor | GroupDocs.Merger | GroupDocs.Metadata | GroupDocs.Parser | GroupDocs.Redaction | GroupDocs.Search | GroupDocs.Signature | GroupDocs.Viewer | GroupDocs.Watermark | On-Premise | Document Generation | Metadata Management | Document Signing | Document Redaction | Document Annotation | Document Conversion | Document Editing | File Viewer | E-signing | Watermarking | Document Merging | Text Extraction | Data Redaction | File Search | Fuzzy Search | Synonym Search | Electronic Signatures | File Rendering