closedxml
https://github.com/closedxml/closedxml
C#
ClosedXML makes it easier for developers to create Excel 2007+ (.xlsx, .xlsm, etc) files. It provides a nice object oriented way to manipulate the files (similar to VBA) without dealing with the hassles of XML Documents. It can be used by any .NET languag
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- Issues
- Number format is not correctly converted when using XLRange.AsTable().AsNativeDataTable()
- Column width is increased by 0.710625 each time I save
- POC: Add performance tests
- Second revision of pivot styles API #1186
- Cannot convert referenced Cell value in another sheet to System.String
- Closed Xml output excel file problem.Cannot merge cells in excel
- Rows().Delete() slow in big files
- SUMPRODUCT formula evaluation performance slow
- Displaying aggregated values in a Pivot Table as Rows instead of Columns
- Can't create pivot styles for multiple value columns.
- Docs
- C# not yet supported