LibXL

LibXL is a library for direct reading and writing of Excel files (xls/xlsx) without OLE automation and Microsoft Excel. Supports C, C++, C#.NET. It doesn't require Microsoft Excel and .NET framework, combines an easy to use and powerful features. Library can be used to

• Generate a new spreadsheet from scratch
• Extract data from an existing spreadsheet
• Edit an existing spreadsheet

LibXL can help your applications in exporting and extracting data to/from Excel files with minimum effort. Also it can be used as report engine. Library can be used in C, C++, C#, Delphi, Fortran and other languages. Supports Excel 97-2003 binary formats (xls) and Excel 2007/2010 xml formats (xlsx). Supports Unicode and 64-bit platforms. There are a wrapper for .NET developers and separate Mac, Linux and FreeBSD editions. See features of the library in demo.xls or demo.xlsx files.

Simple interoperate, no more Excel dependency
LibXL has C/C++ headers, Delphi unit and .NET assembly for including in your project. No OLE automation.

Customizing the look and feel
LibXL supports numerous formatting options: alignments, borders, colors, fill patterns, fonts, merging cells and so on.

High performance
Writing speed is about 2 100 000 cells per second for numbers and 240 000 cells per second for 8-character random strings in binary format (CPU 3.2 GHz).

Royalty-free distribution with your application
Our customers can use this library in theirs commercial applications without any fees.