Create large, high-performance spreadsheets swiftly in .NET environments.
Prices from:
| Available in | |
|---|---|
| Telerik UI for WinForms | Loading |
| Telerik DevCraft | Loading |

The library efficiently streams spreadsheet content directly to output streams, enabling creation of massive documents with excellent performance and low memory footprint.
Designed to handle spreadsheets with over one million rows, allowing applications to manage extensive data volumes effectively.
Generates Microsoft Excel-compatible documents without requiring Excel, Office, or any third-party software installed on client or server machines.
Provides APIs to create and manipulate workbooks and worksheets, including setting gridlines, zoom levels, selection, and visibility of rows and columns.
Enables detailed configuration of cells including fill, borders, fonts, wrapping, merge cells, style reuse, and format strings to present data clearly and consistently.
Supports OpenXML-compliant formulas within cells, ensuring that spreadsheet applications evaluate them correctly upon opening.
Allows grouping of rows and columns with expandable sections and control over hiding or showing specific rows and columns without data deletion.
Includes functionality to freeze rows or columns to keep headers visible during scrolling and to customize the initial visible cell and selection state on document open.
Review the details below to ensure this product is supported within your environment.
Telerik UI for WinForms SpreadStreamProcessing is included as part of Telerik UI for WinForms which is also available in Telerik DevCraft.
Compare the features between Telerik UI for WinForms and Telerik DevCraft.
| Telerik UI for WinForms Subscription | |
|---|---|
per developer, per year | |
| Products Included | |
| AI Coding Assistant | Included |
| Agentic UI Generator | Not included |
| Page Templates & Building Blocks | Not included |
| ThemeBuilder | Not included |
| KendoReact | Not included |
| Kendo UI | Not included |
| Telerik UI for ASP.NET AJAX | Not included |
| Telerik UI for ASP.NET MVC | Not included |
| Telerik UI for ASP.NET Core | Not included |
| Telerik UI for Blazor | Not included |
| Telerik UI for .NET MAUI | Not included |
| Telerik UI for WinUI | Not included |
| Telerik UI for WPF | Not included |
| Telerik UI for WinForms | Included |
| Telerik Document Processing Libraries | Included |
| Telerik Reporting | Not included |
| Telerik JustMock | Not included |
| Telerik Report Server | Not included |
| Single Sign-On Support | |
| Source Code | |
| Support Services | |
| .NET MAUI Components | |
| Angular Components | |
| ASP.NET AJAX Components | |
| ASP.NET Core Components | |
| ASP.NET MVC Components | |
| Blazor Components | |
| Document Processing | |
| jQuery Components | |
| JustMock Features | |
| React Components | |
| Report Server Features | |
| Reporting Features | |
| ThemeBuilder Features | |
| Vue Components | |
| WinForms Components | |
| WPF Components | |
| WinUI Components | |
Telerik, founded in 2002 and headquartered in Sofia, Bulgaria, develops UI component libraries, reporting tools, and testing solutions for .NET and JavaScript application development. Its flagship products include Telerik DevCraft, a collection of UI, reporting, testing, and productivity tools for Microsoft development platforms, and Kendo UI, a suite of JavaScript UI libraries for frameworks including Angular, React, and Vue. Telerik also provides document processing, reporting, and automated testing technologies designed for web, desktop, and mobile software development environments.

As official and authorized distributors since 2018, ComponentSource supplies you with legitimate licenses directly from Telerik.
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