Of those free alternatives, the granddaddy is OpenOffice, the first serious rival to Microsoft Office. The need to run Office for compatibility's sake is no longer as compelling as it was either, with a raft of free alternatives all capable of opening even the latest Office document formats with few problems. But both don't come cheap, which can make it a prohibitive cost for an individual or small business.

Graphics: 1024 x 768 or higher resolution with at least 256 colors.If a friend or colleague asks you to recommend an office suite, your first thought is likely to be Office for PC or iWork for Mac.

After installation and deletion of temporary installation files, Apache OpenOffice will use approximately 440 Mbytes disk space.

Storage: At least 650 Mbytes available disk space for a default install via download.

Memory: Minimum 256 Mbytes RAM (512 MB RAM recommended).Hardware demands are quite modest and even older machines should be able to run OpenOffice: But in those cases a 32-bit JVM is required for some functionality. It will run successfully in 32-bit mode on 64-bit versions of Windows 7, 8 and 10. Please note: Apache OpenOffice is distributed as a 32-bit application. We do not support Windows RT, the ARM-based version, intended for tablets. Windows 8, 10: We run as a “desktop application”, not a Metro “App”.Windows Vista: Tested, stable, no platform-specific problems known.Windows XP: Tested, stable, no platform-specific problems known.Windows 2000: OpenOffice may work on Windows 2000, but we don’t test or recommend it.The current Apache OpenOffice supports Microsoft Windows XP, Vista, Windows 7, Windows 8 and Windows 10. Apache OpenOffice for Windows Windows Version Support

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