FarPoint Spread for ASP.NET 5 by GrapeCity is a full-featured AJAX powered Microsoft Excel compatible spreadsheet component for ASP.NET with integrated charting, dynamic data binding, Excel import-export and allows full spreadsheet user experience within the browser.
 

Spread for ASP.NET includes:

 

AJAX support

Use the feature-rich Ajax-enabled spreadsheet in ASP.NET development for responsive and data-intensive web-based applications. Includes support for AjaxControlToolkit controls in Spread’s cells.
 

Powerful calculation engine

Full featured formula support for over 325 functions, including all standard Microsoft® Excel functions and the Excel Analysis Toolpak functions. You can also create custom functions, and use cross-sheet formula referencing.
 

Real-time updates

Provide real-time calculations using built-in Ajax callbacks.
 

Unmatched Microsoft Excel compatibility

Import Excel documents to analyze, modify, and export back to Excel with full formatting, or create new Excel documents. Import and export with only one line of code!
 

Create rich interactive dashboards

Create 2D and 3D Charts to embed in your spreadsheets or used as stand-alone controls to analyze and visualize your data.
 

Print it

Take control of printing your spreadsheet documents by leveraging the fully-customizable print features in combination with PDF export.
 

Flexible data binding

Bind to a variety of data sources, include unbound rows and columns with your bound data to add specialized calculations for deeper analysis, or use in unbound mode.