The HyperSpec is used by many Common Lisp development environments (examples: LispWorks, the Superior Lisp Interaction Mode for Emacs (SLIME) for looking up reference information on the constructs of ANSI Common Lisp.
The HyperSpec is employed by many Common Lisp development environments (examples: LispWorks, the Superior Lisp Interaction Mode for Emacs (SLIME) for looking up reference information on the constructs of ANSI Common Lisp).