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This library enables you to work with spreadsheet documents – create ones from scratch, modify existing documents or convert between the most common spreadsheet formats. You can save the generated workbook to a local file, stream, or stream it to the client browser.

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The RadSpreadProcessing is part of Telerik Document Processing, a professional grade .NET library for creating and manipulating PDF, Word, XLSX and HTML files. To try it out sign up for a free 30-day trial.

Rad Spread Processing Overview 01

If you still don't have Telerik Document Processing installed, check the First Steps topic to learn how you can obtain the packages through the different suites.

For details on the usage of the library, go to the Getting Started article.

RadSpreadProcessing comes with support for:

  • Shapes and Images: API for insertion, positioning and deletion of images in worksheets.

  • Charts

  • Hyperlinks: The API enables you to add, remove, edit and search for hyperlinks in the worksheets of the document.

  • Workbook Protection: Prevents the users from modifying the workbook by adding, removing, renaming or reordering sheets.

  • Worksheet protection: Restricts the user from modifying the content and structure of the worksheet. Additionally, the model offers protection options that let you choose a set of commands that will be available to the user when protection is enabled.

  • Grouping: Helps you organize data in sections, to be able to show and hide the currently relevant chunks.

  • Formulas: The library comes with more than 200 built-in functions. The API enables you to easily plug custom ones as well.

  • Named ranges: You can use the named ranges on workbook and worksheet levels.

  • Styling: You can apply styles to the cells. The API allows you to duplicate one of the predefined styles or create a new one according to your preferences.

  • Theming: The document model comes with predefined themes called Document themes. They enable you to specify colors, fonts and a variety of graphic effects in a document and affect the look and feel of the whole workbook.

  • Resizing: Auto fit or resize rows and columns.

  • Number Formats: Enable you to format the data in the cells so it can be easily readable. The document model exposes the following categories of predefined formats: General, Number, Currency, Accounting, Date, Time, Percentage, Fraction, Scientific, Text, Special and also allows you to create custom formats.

  • Copy/Paste: Add or copy worksheets within or across workbooks. Of course, copying and pasting of cells is supported as well.

  • Data Validation: Enables you to control the type of data or the values that users enter into a cell. Different data validation rules are available, including list, number, date, text length or custom rules.

  • Filtering worksheet data.

  • Sorting the data in the worksheet.

  • Find and replace data.

  • Freeze Panes: Keep part of the worksheet visible at all times when scrolling.

  • Hidden rows and columns: The API of the workbook model allows you to set the hidden state of each row or column.

  • Merge and unmerge cells: You have the ability to merge two or more adjacent cells into a single cell that spans over multiple rows and columns.

  • Auto fill and Series: Fill cells automatically with data following a specific pattern.

  • Page Setup: Set and get header and footer settings and apply various page setup options like paper size, orientation, automatic scaling, margins, breaks, etc. Apply print settings.

  • History: The document model provides the possibility to maintain a history stack that tracks all changes to the content of the workbook. Each worksheet has its own history stack.

Supported formats:

*This documentation is neither affiliated with, nor authorized, sponsored, or approved by, Microsoft Corporation.

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