Matrex is a lightweight vectorial spreadsheet. It is better than usual spreadsheets when working with big data amounts coming from databases, files, network.
It is strongly multithreaded, expandable and improves readability.
Client/server architecture to let users optionally work together on projects/sheets.
2D and 3D charts, imports xls (Excel) files.
Adapters to matlab, scilab, octave, R.