.WB3

.WB3 file extension

This is the basic program to work with .WB3 extension

Gnumeric Spreadsheet

Gnumeric Spreadsheet Gnumeric Spreadsheet

Gnumeric starts up quickly and handles large spreadsheets while remaining responsive. A spreadsheet should calculate the right answer. Gnumeric's built-in functions and tools are accurate as several researchers have found. Gnumeric Spreadsheet is an open-source spreadsheet program... (more)

The program works with the following extensions: as, px, dbf, slk, pln, wb1, wb2, wb3, dif, oleo, sylk, gnumeric and psisheet