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What is OpenExcelSdk ?

OpenExcelSdk is an open-source backend .NET library to use Excel (xlsx) very easily.

It's written in C#/NET8.

The only dependency is OpenXML SDK, the official Microsoft library to work with Excel files. The last available version 3.3.0 is used.

OpenXML SDK is a big library to manage Excel, Word and Power-Point documents. OpenExcelSdk is focus only on Excel documents.

This Microsoft library is not easy to use, so OpenExcelSdk propose a simple way to use Excel rows and cells values. Main use cases are to get/read or set a type, define a format and set a value into a new cell or an existing one.

OpenExcelSdk is a kind of wrapper around OpenXML SDK library. OpenExcelSdk offers light and basic framework, main classes are : ExcelFile, ExcelSheet, ExcelRow, ExcelCell. OpenXML SDK classes are always available in each of these classes: SpreadsheetDocument, Sheet, WorkbookPart, Sheet, Row, Cell, ...