Aspose.Excel delivers real Excel spreadsheets in a desktop or web server environment without Microsoft Excel installed on either server or user's computer. Unlike similar products from other vendors, Aspose.Excel not only supports spreadsheet generation and other basic file formatting features, but also supports a number of advanced features. These advanced features make it much more convenient for developers to manipulate contents, format cells and protect files. 　
Besides supporting common features, such as: create native Excel files and read Excel files, Aspose.Excel also supports advanced features, such as: open and save to a stream; send output to a client browser; import and export data from a data table, a data view or an array; import image and chart; create image and chart through API; import formula from a designer spreadsheet; support add-in, VBA, and macro; support page setup through API. Moreover, there are a number of unique features that .Net developers can only find in Aspose.Excel, such as: support CSV format; add a copy of an existing worksheet with full contents, images and charts to a file; set gradient background for chart through API; create comment, autofilters, and page breaks through API; set complex formula; support conditional formatting; support ExcelXP protection options; manipulate named ranges; locate APIs; support custom chart API;formula calculation engine, etc.
　
Product Features:

• Create REAL Excel spreadsheets with any format, function, chart, picture, comment and even more but without Microsoft Excel.
• Create your own spreadsheets with ease through fully working examples in C# and VB .Net.
• Support Excel spreadsheets for Windows Forms applications and Web Forms applications.
• Support Excel spreadsheets for designer, API or combination of designer and API.
• Generate your own spreadsheets with a data base support such as Northwind Database.