Solve your problem using Microsoft Excel, and let SpreadsheetConverter generate an ASP or ASP.NET-page. Looks like and calculates like the spreadsheet. Supports 190 Excel-functions. Code-behind for backend-integration. No Excel needed on server!
Kingsoft Spreadsheets 2012 allows users to create spreadsheets, analyse data. Features:organize data; data calculation feature; encryptions function New functions:new functions; shortcut options for increasing/decreasing font size and auto filter.
Spreadsheet Composer is an Excel add-in, which provides facilities to automatically construct, verify, catalogue, manage and implement complex worksheet formulae.
A Simple Spreadsheet without the bloat of commercial packages. Public domain. Source code (Delphi) included.
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