TrueImage is a PostScript

PostScript

PostScript is a dynamically typed concatenative programming language created by John Warnock and Charles Geschke in 1982. It is best known for its use as a page description language in the electronic and desktop publishing areas. Adobe PostScript 3 is also the worldwide printing and imaging...

-compatible interpreter (clone) originally developed by Cal Bauer and Bauer Enterprises and sold to Microsoft

Microsoft

Microsoft Corporation is an American public multinational corporation headquartered in Redmond, Washington, USA that develops, manufactures, licenses, and supports a wide range of products and services predominantly related to computing through its various product divisions...

 in 1989. Microsoft subsequently cross-licensed TrueImage to Apple Computer

Apple Computer

Apple Inc. is an American multinational corporation that designs and markets consumer electronics, computer software, and personal computers. The company's best-known hardware products include the Macintosh line of computers, the iPod, the iPhone and the iPad...

 in exchange for a TrueType

TrueType

TrueType is an outline font standard originally developed by Apple Computer in the late 1980s as a competitor to Adobe's Type 1 fonts used in PostScript...

 license. After many delays, Microsoft finally delivered version 1.0 of TrueImage to Apple; Apple announced they would be licensing PostScript Level 2 from Adobe Systems

Adobe Systems

Adobe Systems Incorporated is an American computer software company founded in 1982 and headquartered in San Jose, California, United States...

 a few months later.

Apple tried to build one product on TrueImage, but no TrueImage products were ever released by the company.http://knowledge.wharton.upenn.edu/article.cfm?articleid=2038 However, TrueImage was used in a variety of laser printer

Laser printer

A laser printer is a common type of computer printer that rapidly produces high quality text and graphics on plain paper. As with digital photocopiers and multifunction printers , laser printers employ a xerographic printing process, but differ from analog photocopiers in that the image is produced...

s, such as Okidata http://my.okidata.com/mandocit.nsf/WebBPXContents/975E43CA500C9569852561C7004A5145?OpenDocument and LaserMaster http://www.highbeam.com/doc/1G1-9589579.html into the mid-1990s, with limited success.