Palo-Server

Palo-Server is a cell-oriented, multi-dimensional data server offering a more compact storage system than other data servers. The system is specifically developed for spreadsheet data storage and analysis and provides a central database for enterprise spreadsheets in Microsoft Excel and offers interfaces including any application with the ability to connect through C, Java, PHP, .NET.

Homepage: http://www.jedox.com/en/enterprise-spreadsheet-server/excel-olap-server/palo-server.html