SpreadsheetConverter Java generates a JavaServer Page and a JavaBeans for each Excel spreadsheet that it converts. SpreadsheetConverter HTML is included in SpreadsheetConverter Java/JSP.
Cost: $149
You need one license per user who has installed SpreadsheetConverter on his computer.
There are no additional costs; there are no royalties to pay when you use the result. You do not pay any license per user who visits your site and uses the calculators.
Read more about the Java and JSP version here

