High-Speed .NET Excel Spreadsheet API Library

Take total control of Excel documents with the fastest spreadsheet API available for .NET 6+.

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Generate Excel spreadsheets, in less time, with no dependencies on Excel!

• Convert, calculate, format, and parse spreadsheets in any app.
• Fast and efficient: Its lightweight size means Document Solutions for Excel, .NET Edition, is optimized for processing large Excel documents quickly and can generate up to 1.5 million cells per second
• Cross-platform, cross-framework compatibility: Support for .NET 6+, .NET Framework, Mono, and Xamarin
• Deploy apps with spreadsheets to Azure: Be everywhere with cloud-based deployment—with NuGet and Document Solutions for Excel, .NET edition, you can deploy to Azure in a few short steps
• Powerful calculation engine: 450+ Excel functions are included with built-in sorting, filtering, grouping, and querying
• Seamless Excel compatibility: Import your pivot tables, Excel tables, workbooks, worksheets, data validation, and annotations
• Data visualization tools: Shapes and pictures, sparklines, and charts
• Conditional formatting rules with flexible themes and components