Xara is a UK-based software company founded in 1981, making it one of the oldest UK-based software developers. It has developed for a variety of computer platforms, in chronological order: The Acorn Atom, BBC Micro, Z88, Atari ST, Acorn Archimedes, Microsoft Windows and Linux. It was originally called Computer Concepts Ltd., the company name was changed in 1995 to Xara Ltd. and later to The Xara Group Ltd.