Free Spire. XLS for. NET

Free .NET Excel API - Developing Excel in C#, VB.NET, ASP.NET

Completely Free. NET Excel API

Free Spire.XLS for .NET is a Community Edition of the Spire.XLS for .NET, which is a totally free Excel API for commercial and personal use. As a standalone .NET library, Free Spire.XLS for .NET enables developers to create, manage and manipulate Excel files on any .NET(C#, VB.NET, ASP.NET, .NET Core) applications.

Free Spire.XLS for .NET is a standalone Excel .NET library and does not depend on Microsoft Office Excel. It supports both for the old Excel 97-2003 format (.xls) and for the new Excel 2007, Excel 2010, Excel 2013, Excel 2016 and Excel 2019 (.xlsx, .xlsm).

Friendly Reminder:
Free version is limited to 5 sheets per workbook and 200 rows per sheet. This limitation is enforced during reading or writing XLS or PDF files. From Free Spire.XLS v7.8, there is no any limitation when loading and saving .xlsx file format. When converting Excel files to other formats, such as PDF/XPS/Images, you can only get the first 3 pages of PDF/XPS/Images. Upgrade to Commercial Edition of Spire.XLS

Free Spire.XLS for .NET

Spire.XLS Pro Edition supports converting files from Excel to PDF, HTML, Excel to CSV, Excel to Text, Excel to Image and Excel to XML(the Excel can be either .XLS or .XLSX) and it is included in Spire.XLS Pack.

Spire.XLS for .NET Standard Edition only can be used for .NET and doesn't support print and conversion function.

Free Edition $0

Free version is limited to 5 sheets per workbook and 200 rows per sheet. It doesn't support the print function. When converting Excel files to other formats, such as you can only get the first 3 pages of PDF/XPS, and you can only convert first 3 sheets to Images.

Spire.Cloud.Excel for .NET
.NET
  • Standalone .NET API
  • 100% independent .NET Excel class library
    which doesn't require Microsoft Office to be installed on system.

    .NET Framework
    .NET CORE
    Microsoft Azure
    Xamarin
    Excel
    Version
    • Excel 97-2003
    • Excel 2007
    • Excel 2010
    • Excel 2013
    • Excel 2016
    • Excel 2019
    • OpenOffice
    Operation
  • Import and Export data
  • Reports
  • Manage Comments
  • Work with Pivot table
  • Work with Excel Charts
  • Images and shapes
  • Find Replace Highlight
  • Manage Hyperlinks
  • Print
  • Header and Footer
  • Text and Image watermark
  • Conditional Formatting
  • Excel Formula
  • Set auto-filters & page breaks
  • Merge Split Cells and files
  • Protect, Encrypt, Decrypt
  • Conversion
    TEXT
    PostScript
    XPS
    CSV
    SVG
    1
    2
    3
    HTML
    PDF
    XLsx,XLSM,XLSB,ODS
    Image
    XML
    Excel
    PNG
    BMP
    JPEG
    EMF
    TIFF
    1
    Chart
    Only Free Spire.XLS, No Microsoft Office Automation

    Free Spire.XLS for .NET is a 100% standalone Excel .NET library without requiring Microsoft Excel or Microsoft Office to be installed on the system.

    Free Spire.XLS for .NET has powerful conversion ability and it enables converting Excel files to most common and popular formats.

    Free Spire.XLS for .NET enables developers to generate Excel workbook from scratch, or load a workbook from either folder or file stream. Developers can also save it to file, file stream or web response. Free Spire.XLS for .NET offers a wide range of security features including Excel encryption/decryption, cells hide/unhide, and worksheets lock/unlock.

    Free Spire.XLS for .NET enables developers to create, add, delete, rename, edit and move worksheet in either C#, VB.NET or ASP.NET. Developers can also copy, move, and consolidate across worksheets with full contents. This professional Excel .NET class library also embeds many flexible options for displaying worksheets, such as page breaks, zoom-setting, freeze panes, headers/footers, print paper size and print area etc.

    • Free Spire.XLS for .NET supports merge/unmerge excel cells, add/delete excel cell, insert excel rows and interiors, hide/unhide excel rows and columns, freeze/unfreeze Excel Panes.
    • Free Spire.XLS for .NET supports add, read and calculate Excel formulas.