An ANSI-standard, structured-programming version of the BASIC programming language from True BASIC, Inc., Randolph, VT (www.truebasic.com). Its English-like source code and functions are noted for their ease of use, and versions are available for DOS, Windows, Linux, Unix and Mac OS Classic. Including many enhancements to the original BASIC, True BASIC was developed in 1984 by BASIC's creators, Dartmouth College professors John Kemeny and Thomas Kurtz. Source code files have a .TRU extension, while compiled files use .TRC.