Telerik Spread Stream Processing Library

TelerikSpreadsheet Controls.NET

Generate and export large spreadsheets efficiently with minimal memory usage.

  • Handles massive spreadsheets exceeding one million rows with ease.
  • Creates XLSX and CSV files directly to streams for high performance.
  • Includes features like worksheet management, cell formatting, and grouping.
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Telerik Spread Stream Processing Library is designed for .NET developers and enables the fast creation and export of large spreadsheet documents such as XLSX and CSV formats without relying on external software. Its minimal memory footprint and stream-based processing make it ideal for applications requiring efficient handling of big data spreadsheets.

Stream-Based Generation

Writes spreadsheet content directly to streams, allowing large document creation without building a full in-memory document model.

Supports Large Spreadsheets

Capable of efficiently processing huge documents with over one million rows, ensuring scalability for data-intensive applications.

No External Dependencies

Operates independently of Microsoft Excel or other third-party software, enabling spreadsheet processing on any platform without additional installations.

Workbook and Worksheet API

Provides APIs to create and modify workbooks and worksheets, including functionality for adding rows, cells, controlling view settings, and appending new worksheets.

Advanced Row and Column Control

Offers precise control over individual and grouped rows and columns, including setting width, height, visibility, and grouping for better data organization.

Cell Formatting and Styles

Supports detailed cell customization with formatting options like fonts, borders, fill, wrapping, and reusable cell styles for consistent appearance.

Formula Support

Enables setting cell values to formulas compatible with OpenXML, ensuring formulas work correctly in compliant spreadsheet applications.

Layout Controls

Includes features such as merging cells, freezing panes to keep sections visible during scrolling, and setting the initial view state of worksheets.

Product Compatibility

Review the details below to ensure this product is supported within your environment.

Component Type

  • .NET

.NET Version

  • .NET 10 LTS
  • .NET 9 STS
  • .NET 8 LTS
  • .NET 5 / .NET Core 3.1
  • .NET 4.8 or earlier

.NET Platform

  • .NET Assembly
  • .NET Class
  • .NET Core 3.1 Assembly

IDE Support

  • Visual Studio