1976 software

alt=Screenshot of Multics Emacs|thumb|Multics Emacs is an example of early Emacs implementations Emacs (), originally named EMACS (an acronym for "Editor Macros"), is a family of text editors that are characterized by their extensibility. The manual for the most widely used variant, GNU Emacs, describes it as "the extensible, customizable, self-documenting, real-time display editor". Development of the first Emacs began in the mid-1970s, and work on GNU Emacs, directly descended from the original, is ongoing; its latest version is , released .

single-tasking operating system for the Motorola 6800