OpenOffice.org Calc is an Open Source spreadsheet and software compatible with Microsoft Excel. It is part of the OpenOffice.org office suite. As with all components of the OpenOffice.org suite, Calc can be used on a variety of platforms, including Mac OS X, Windows, GNU / Linux, FreeBSD and Solaris, and is available under the LGPL license.
Microsoft Excel is an application for managing spreadsheets. This program is developed and distributed by Microsoft, and is normally used in financial and accounting tasks.
Gnumeric is a free spreadsheet that is part of the GNOME desktop environment. It is intended to be an alternative to other spreadsheets such as Microsoft Excel. Gnumeric is able to import and export data in different formats, making it compatible with other programs such as Excel, Applix, Quattro Pro, PlanPerfect, Sylk, DIF, Oleo, SC, StarOffice, OpenOffice.org and Lotus 1-2-3. Its native format is XML, compressed with gzip. It also imports and exports several text formats, such as HTML tables or comma-separated text. Gnumeric is distributed under the terms of the GNU General Public License. It has been ported to MS Windows (versions 2000 and higher). For November 2010 the version available for Windows is: 1.10.12. The Gnumeric program at the company Abiword and other programs is once called the Gnome Office and is presented as a lightweight alternative to office suites like OpenOffice.org or KOffice.
It is a free spreadsheet editor, supports several sheets per document, templates, series and more than 100 mathematical formulas. KSpread functions include sheets per document, classified format, help for more than 100 built-in functions, templates, graphics, spell checker, hyperlinks, serial support, conditional coloring of series, scripting and data sorting. KSpread is able to import different spreadsheet formats using filters, including Microsoft Excel, Applix Spreadsheet, Quattro Pro, CSV and OpenOffice.org Calc.
Numbers is a spreadsheet application developed by Apple Inc. as part of the iWork productivity suite (which also includes Keynote and Pages). Numbers 1.0 was announced on August 7, 2007 and only on Mac OS X v10.4 “Tiger” and Mac OS X v10.5 “Leopard”. Numbers 2.0 was announced on January 6, 2009 with the new features MathType and EndNote. Numbers’ main competitor is Microsoft Excel. As an introductory demonstration, Steve Jobs launched a more user-friendly, readable-accessible interface that offers better control over the appearance and presentation of data tables.
Lotus 1-2-3 is a classic spreadsheet program created or developed by Lotus Development Corporation (to be acquired by IBM in 1996). It was the first killer application (“killer application”) for the IBM PC platform. The immense popularity it achieved in the mid-1980s significantly contributed to the success of PCs within the corporate and office environment.