TableTag is JSP tag library intended to build simple data entry pages, like ASP.NET's DataGrid. It has plugable renderers for table, rows and columns, event driven data handling, and data feeding based on java.util.List.
XDataGrid is a simple .NET DataGrid like component written in java that binds with a very flexible XDataSet(.NET DataSet like) with XML generation capability. XDataSet in version-1.0 also can be built using XML that supports definition of multiple tables