Create large, high-performance spreadsheet documents with minimal memory usage.
Prices from:
| Available in | |
|---|---|
| Telerik UI for WPF | Loading |
| Telerik DevCraft | Loading |

Writes spreadsheet content directly to streams to minimize memory usage, enabling fast creation of very large XLSX and CSV documents with over a million rows.
Processes Microsoft Excel-compatible spreadsheet documents without requiring Microsoft Excel, Microsoft Office, or other third-party software installed on the client or server.
Provides an API for creating worksheets within workbooks, allowing customization of view options such as zoom level, gridlines visibility, and selection states.
Supports adding new sheets to new or existing workbooks, and offers API access to appended worksheet names to avoid naming conflicts.
Enables precise adjustments of row height and column width, including options to hide or show individual or grouped rows and columns.
Allows grouping of rows and columns to create expandable and collapsible sections, helping organize and present data summaries alongside detailed data.
Supports setting cell contents, applying fills, borders, fonts, text wrapping, and format strings. Also supports merging adjacent cells into single cells spanning multiple rows or columns.
Allows assigning OpenXML-compatible formulas to cells so that they compute correctly within compliant spreadsheet applications.
Enables freezing specific rows and columns to keep them visible during scrolling, improving navigation and data analysis in large worksheets.
Review the details below to ensure this product is supported within your environment.
Telerik UI for WPF SpreadStreamProcessing is included as part of Telerik UI for WPF which is also available in Telerik DevCraft.
Compare the features between Telerik UI for WPF and Telerik DevCraft.
| Telerik UI for WPF 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 | Included |
| Telerik UI for WinForms | Not 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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