Microsoft upgrades, SUN offers free open source OpenOffice.org 2.3.0RC1 for Linux,

OpenOffice was originally a set of commercial-grade Office software from Sun: StarOffice, which was officially named the OpenOffice Development Program after Sun exposed the code, and was maintained by many people who were enthusiastic about free software. So that everyone can have free OFFICE in addition to MS OFFICE can be used. OpenOffice is an integrated software, which contains a lot of tools, and its functions are definitely not worse than MS Office of Microsoft. It can not only have Word processing like Word, make simple graphics, but also have powerful chart functions, and write web pages. Can also make MS Office is difficult to deal with mathematical symbols and so on, support XML, Microsoft doc, Excel, ppt file and other formats.

OpenOffice.org is a cross-platform office software suite that runs on Windows, Linux, MacOS X (X11), and Solaris operating systems. It is compatible with every major office software suite. OpenOffice.org is free software that anyone can download, use, and distribute for free. The following are the main components of OpenOffice.org:

Writer

Impress (Presentation)

Calc (Trial Balance)

Draw (a drawing)

Math (Formula)

Base (Database Management)