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Founded by P. J. Plauger in 1978.1
Private company
Former American software company
Whitesmiths Ltd. was a software company founded in New York City by P. J. Plauger, Mark Krieger and Gabriel Pham, and last located in Westford, Massachusetts. It sold a Unix-like operating system called Idris, as well as the first commercial C compiler, Whitesmiths C. The Whitesmiths compiler, first written for the PDP-11, was released in 1978, and compiled a version of C similar to that accepted by Version 6 Unix (Dennis Ritchie's original C compiler).2 It ceased to exist in 1988.1 Wikipedia text CC BY-SA 4.0
Last updated Oct 21, 2026.
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Whitesmiths Ltd. was a software company founded in New York City by P. J. Plauger, Mark Krieger and Gabriel Pham, and last located in Westford, Massachusetts. It sold a Unix-like operating system called Idris, as well as the first commercial C compiler, Whitesmiths C.2
Founded by P. J. Plauger in 1978.1
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