AbiWord is a free and open source software

Free and open source software

Free and open-source software or free/libre/open-source software is software that is liberally licensed to grant users the right to use, study, change, and improve its design through the availability of its source code...

 word processor

Word processor

A word processor is a computer application used for the production of any sort of printable material....

. It was originally started by SourceGear Corporation as the first part of a proposed AbiSuite. Development stopped when SourceGear changed their focus to Internet appliance

Internet appliance

An Internet appliance is a consumer device whose main function is easy access to Internet services such as WWW or e-mail. The term was popularized in the 1990s, when it somewhat overlapped in meaning with an information appliance, Internet computer, network computer, or even thin client, but now it...

s. AbiWord was adopted by some open source developers and AbiWord continued to be developed. The name "AbiWord" is derived from the root of the Spanish word "abierto", meaning "open". It runs on Linux

Linux

Linux is a Unix-like computer operating system assembled under the model of free and open source software development and distribution. The defining component of any Linux system is the Linux kernel, an operating system kernel first released October 5, 1991 by Linus Torvalds...

, Microsoft Windows

Microsoft Windows

Microsoft Windows is a series of operating systems produced by Microsoft.Microsoft introduced an operating environment named Windows on November 20, 1985 as an add-on to MS-DOS in response to the growing interest in graphical user interfaces . Microsoft Windows came to dominate the world's personal...

, ReactOS

ReactOS

ReactOS is an open source computer operating system intended to be binary compatible with application software and device drivers made for Microsoft Windows NT versions 5.x and up...

, Solaris, AmigaOS

AmigaOS

AmigaOS is the default native operating system of the Amiga personal computer. It was developed first by Commodore International, and initially introduced in 1985 with the Amiga 1000...

 4.0 (through its Cygnix X11 engine), and other operating system

Operating system

An operating system is a set of programs that manage computer hardware resources and provide common services for application software. The operating system is the most important type of system software in a computer system...

s.