Microsoft Excel - Wikipedia
https://en.wikipedia.org/wiki/Microsoft_Excel
Microsoft Excel is a spreadsheet developed by Microsoft for Windows, macOS, Android and iOS. It features calculation, graphing tools, pivot tables...
Как читать файл excel на C# без использования...
https://askdev.ru/q/kak-chitat-fayl-excel-na-c-bez-ispolzovaniya-microsoft-ofis-vzaimodeystvie-biblioteki-v-excel-70896/
Var fileName = @"C:\ExcelFile.xlsx"; var connectionString = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + fileName + ";Extended Properties=\"Excel...
Microsoft Excel - Home | Facebook
https://www.facebook.com/microsoftexcel/
Easily organize, visualize, and discover insights from your data with Microsoft Excel. See more of Microsoft Excel on Facebook.