Create new spreadsheets from scratch, ready to be shaped to best fit your needs! Using IronXL you can create fresh spreadsheets that can be shaped however you see fit, giving you the power to design and display your data however you want. Supports both the XLS and XLSX formats.
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Create and Customize Workbooks
Create new Excel spreadsheets from scratch in C# using IronXL's powerful document API.
Design Your Spreadsheets
By duplicating your worksheets, you can duplicate templates, make copies of your data, and more.
Customize the position of your worksheet to ensure it appears in the desired spot within the workbook.
By setting the active worksheet, you can specify which of the worksheets within your workbook is opened by default when the workbook is first opened.
Customize Your Spreadsheets with Ease
Easily add and delete rows and columns to your spreadsheets as needed, all while using just one library.
Create groups for your rows and columns, making it easy to navigate your spreadsheets and organize data in a more efficient manner.
Set and edit your workbook’s metadata with the Metadata class. This allows you to set the Title, Author, Keywords, Comments, creation date, and print date.
Ready to Get Started?
Nuget Downloads 2,280,941|Version:2026.10just released
Product Links
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- - Read and write QR codes.IRONQR
- - Zip and unzip archives.IRONZIP
- - Print documents in .NET applications.IRONPRINT
- - Scrape structured data from websites.IRONWEBSCRAPER
The Excel API you need, without the Office Interop hassle.