LispWorks

Lispworks.com has 2 URLs listed in 2 Dmoz categories.

LispWorks Ltd.
ANSI CL and IDE with cross-platform GUI tools for Linux, Mac OS X, Unix, Windows. Related products and services. Free and commercial versions.
http://www.lispworks.com/
Top/Computers/Programming/Languages/Lisp/Compilers_and_Interpreters

Common Lisp HyperSpec
Full online reference for ANSI Common Lisp.
http://www.lispworks.com/documentation/common-lisp.html
Top/Computers/Programming/Languages/Lisp/FAQs,_Help,_and_Tutorials