Troff

troff (), short for "typesetter roff", is the major component of a document processing system developed by Bell Labs for the Unix operating system. troff and the related nroff were both developed from the original roff.

thumb | right | alt=Logo Makeindex | Logo MakeindexMakeIndex is a computer program which provides a sorted index from unsorted raw data. MakeIndex can process raw data output by various programs, however, it is generally used with LaTeX and troff.

British programmer

Unix typesetting software used for man pages

American computer programmer (1928–1977)

American computer scientist

Noweb, stylised in lowercase as noweb, is a literate programming tool, created in 1989–1999 by Norman Ramsey, and designed to be simple, easily extensible and language independent.

nroff (short for "new roff") is a text-formatting program on Unix and Unix-like operating systems. It produces output suitable for simple fixed-width printers and terminal windows. It is an integral part of the Unix help system, being used to format man pages for display.